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Finding the Fourth Proportional to 268,752.59, 370,869.27 and 147,882.57

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Solution

The fourth proportional to 268,752.59, 370,869.27 and 147,882.57 is: 204,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,752.59 : 370,869.27 = 147,882.57 : x
  2. Step 2: Convert to fraction form
    268,752.59/370,869.27 = 147,882.57/x
  3. Step 3: Cross multiply
    268,752.59x = 370,869.27 × 147,882.57
  4. Step 4: Simplify right side
    268,752.59x = 54,845,100,781.62
  5. Step 5: Solve for x
    x = 54,845,100,781.62/268,752.59
  6. Step 6: Final answer
    x = 204,072.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.