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Finding the Fourth Proportional to 252,253.30, 378,369 and 62,709.70

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Solution

The fourth proportional to 252,253.30, 378,369 and 62,709.70 is: 94,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,253.30 : 378,369 = 62,709.70 : x
  2. Step 2: Convert to fraction form
    252,253.30/378,369 = 62,709.70/x
  3. Step 3: Cross multiply
    252,253.30x = 378,369 × 62,709.70
  4. Step 4: Simplify right side
    252,253.30x = 23,727,406,479.30
  5. Step 5: Solve for x
    x = 23,727,406,479.30/252,253.30
  6. Step 6: Final answer
    x = 94,061.83

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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.