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Finding the Fourth Proportional to 238,116.45, 357,174.72 and 185,565.27

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Solution

The fourth proportional to 238,116.45, 357,174.72 and 185,565.27 is: 278,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,116.45 : 357,174.72 = 185,565.27 : x
  2. Step 2: Convert to fraction form
    238,116.45/357,174.72 = 185,565.27/x
  3. Step 3: Cross multiply
    238,116.45x = 357,174.72 × 185,565.27
  4. Step 4: Simplify right side
    238,116.45x = 66,279,223,353.97
  5. Step 5: Solve for x
    x = 66,279,223,353.97/238,116.45
  6. Step 6: Final answer
    x = 278,347.94

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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.