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Finding the Fourth Proportional to 269,713.08, 404,464.46 and 101,141.55

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Solution

The fourth proportional to 269,713.08, 404,464.46 and 101,141.55 is: 151,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,713.08 : 404,464.46 = 101,141.55 : x
  2. Step 2: Convert to fraction form
    269,713.08/404,464.46 = 101,141.55/x
  3. Step 3: Cross multiply
    269,713.08x = 404,464.46 × 101,141.55
  4. Step 4: Simplify right side
    269,713.08x = 40,908,161,898.61
  5. Step 5: Solve for x
    x = 40,908,161,898.61/269,713.08
  6. Step 6: Final answer
    x = 151,672.89

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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.