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Finding the Fourth Proportional to 356,273.46, 534,436.11 and 119,614.14

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Solution

The fourth proportional to 356,273.46, 534,436.11 and 119,614.14 is: 179,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,273.46 : 534,436.11 = 119,614.14 : x
  2. Step 2: Convert to fraction form
    356,273.46/534,436.11 = 119,614.14/x
  3. Step 3: Cross multiply
    356,273.46x = 534,436.11 × 119,614.14
  4. Step 4: Simplify right side
    356,273.46x = 63,926,115,682.60
  5. Step 5: Solve for x
    x = 63,926,115,682.60/356,273.46
  6. Step 6: Final answer
    x = 179,429.91

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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.