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Finding the Fourth Proportional to 269,707.61, 404,456.24 and 101,136.08

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Solution

The fourth proportional to 269,707.61, 404,456.24 and 101,136.08 is: 151,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,707.61 : 404,456.24 = 101,136.08 : x
  2. Step 2: Convert to fraction form
    269,707.61/404,456.24 = 101,136.08/x
  3. Step 3: Cross multiply
    269,707.61x = 404,456.24 × 101,136.08
  4. Step 4: Simplify right side
    269,707.61x = 40,905,118,645.14
  5. Step 5: Solve for x
    x = 40,905,118,645.14/269,707.61
  6. Step 6: Final answer
    x = 151,664.68

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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.