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Finding the Fourth Proportional to 637,913.60, 956,870.40 and 532,937.60

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Solution

The fourth proportional to 637,913.60, 956,870.40 and 532,937.60 is: 799,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,913.60 : 956,870.40 = 532,937.60 : x
  2. Step 2: Convert to fraction form
    637,913.60/956,870.40 = 532,937.60/x
  3. Step 3: Cross multiply
    637,913.60x = 956,870.40 × 532,937.60
  4. Step 4: Simplify right side
    637,913.60x = 509,952,214,487.04
  5. Step 5: Solve for x
    x = 509,952,214,487.04/637,913.60
  6. Step 6: Final answer
    x = 799,406.40

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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.