Home / 591,962.20-887,943.30-403,005.40

Finding the Fourth Proportional to 591,962.20, 887,943.30 and 403,005.40

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Solution

The fourth proportional to 591,962.20, 887,943.30 and 403,005.40 is: 604,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,962.20 : 887,943.30 = 403,005.40 : x
  2. Step 2: Convert to fraction form
    591,962.20/887,943.30 = 403,005.40/x
  3. Step 3: Cross multiply
    591,962.20x = 887,943.30 × 403,005.40
  4. Step 4: Simplify right side
    591,962.20x = 357,845,944,793.82
  5. Step 5: Solve for x
    x = 357,845,944,793.82/591,962.20
  6. Step 6: Final answer
    x = 604,508.10

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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.