Home / 591,844.20-887,766.30-402,887.40

Finding the Fourth Proportional to 591,844.20, 887,766.30 and 402,887.40

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Solution

The fourth proportional to 591,844.20, 887,766.30 and 402,887.40 is: 604,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,844.20 : 887,766.30 = 402,887.40 : x
  2. Step 2: Convert to fraction form
    591,844.20/887,766.30 = 402,887.40/x
  3. Step 3: Cross multiply
    591,844.20x = 887,766.30 × 402,887.40
  4. Step 4: Simplify right side
    591,844.20x = 357,669,856,414.62
  5. Step 5: Solve for x
    x = 357,669,856,414.62/591,844.20
  6. Step 6: Final answer
    x = 604,331.10

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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.