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Finding the Fourth Proportional to 592,400.80, 887,218.80 and 580,522.40

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Solution

The fourth proportional to 592,400.80, 887,218.80 and 580,522.40 is: 869,428.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,400.80 : 887,218.80 = 580,522.40 : x
  2. Step 2: Convert to fraction form
    592,400.80/887,218.80 = 580,522.40/x
  3. Step 3: Cross multiply
    592,400.80x = 887,218.80 × 580,522.40
  4. Step 4: Simplify right side
    592,400.80x = 515,050,387,101.12
  5. Step 5: Solve for x
    x = 515,050,387,101.12/592,400.80
  6. Step 6: Final answer
    x = 869,428.92

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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.