Home / 833,406.77-1,150,074.35-465,874.13

Finding the Fourth Proportional to 833,406.77, 1,150,074.35 and 465,874.13

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Solution

The fourth proportional to 833,406.77, 1,150,074.35 and 465,874.13 is: 642,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,406.77 : 1,150,074.35 = 465,874.13 : x
  2. Step 2: Convert to fraction form
    833,406.77/1,150,074.35 = 465,874.13/x
  3. Step 3: Cross multiply
    833,406.77x = 1,150,074.35 × 465,874.13
  4. Step 4: Simplify right side
    833,406.77x = 535,789,889,534.41
  5. Step 5: Solve for x
    x = 535,789,889,534.41/833,406.77
  6. Step 6: Final answer
    x = 642,891.21

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Double scale
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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.