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Finding the Fourth Proportional to 237,774.77, 356,438.89 and 79,892.81

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Solution

The fourth proportional to 237,774.77, 356,438.89 and 79,892.81 is: 119,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,774.77 : 356,438.89 = 79,892.81 : x
  2. Step 2: Convert to fraction form
    237,774.77/356,438.89 = 79,892.81/x
  3. Step 3: Cross multiply
    237,774.77x = 356,438.89 × 79,892.81
  4. Step 4: Simplify right side
    237,774.77x = 28,476,904,515.38
  5. Step 5: Solve for x
    x = 28,476,904,515.38/237,774.77
  6. Step 6: Final answer
    x = 119,764.20

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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.