Home / 887,592.75-1,224,878.13-485,184.75

Finding the Fourth Proportional to 887,592.75, 1,224,878.13 and 485,184.75

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Solution

The fourth proportional to 887,592.75, 1,224,878.13 and 485,184.75 is: 669,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,592.75 : 1,224,878.13 = 485,184.75 : x
  2. Step 2: Convert to fraction form
    887,592.75/1,224,878.13 = 485,184.75/x
  3. Step 3: Cross multiply
    887,592.75x = 1,224,878.13 × 485,184.75
  4. Step 4: Simplify right side
    887,592.75x = 594,292,189,284.52
  5. Step 5: Solve for x
    x = 594,292,189,284.52/887,592.75
  6. Step 6: Final answer
    x = 669,555.03

Related Problems

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Half scale
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Double scale
Find fourth proportional to 887,593.75, 1,224,879.51 and 485,185.75
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.