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Finding the Fourth Proportional to 592,299.92, 887,520 and 402,850.64

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Solution

The fourth proportional to 592,299.92, 887,520 and 402,850.64 is: 603,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,299.92 : 887,520 = 402,850.64 : x
  2. Step 2: Convert to fraction form
    592,299.92/887,520 = 402,850.64/x
  3. Step 3: Cross multiply
    592,299.92x = 887,520 × 402,850.64
  4. Step 4: Simplify right side
    592,299.92x = 357,538,000,012.80
  5. Step 5: Solve for x
    x = 357,538,000,012.80/592,299.92
  6. Step 6: Final answer
    x = 603,643.51

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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.