Home / 591,417.10-887,125.66-186,650.33

Finding the Fourth Proportional to 591,417.10, 887,125.66 and 186,650.33

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Solution

The fourth proportional to 591,417.10, 887,125.66 and 186,650.33 is: 279,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,417.10 : 887,125.66 = 186,650.33 : x
  2. Step 2: Convert to fraction form
    591,417.10/887,125.66 = 186,650.33/x
  3. Step 3: Cross multiply
    591,417.10x = 887,125.66 × 186,650.33
  4. Step 4: Simplify right side
    591,417.10x = 165,582,292,754.84
  5. Step 5: Solve for x
    x = 165,582,292,754.84/591,417.10
  6. Step 6: Final answer
    x = 279,975.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.