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Finding the Fourth Proportional to 292,239.91, 437,972.34 and 150,079.44

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Solution

The fourth proportional to 292,239.91, 437,972.34 and 150,079.44 is: 224,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,239.91 : 437,972.34 = 150,079.44 : x
  2. Step 2: Convert to fraction form
    292,239.91/437,972.34 = 150,079.44/x
  3. Step 3: Cross multiply
    292,239.91x = 437,972.34 × 150,079.44
  4. Step 4: Simplify right side
    292,239.91x = 65,730,645,727.88
  5. Step 5: Solve for x
    x = 65,730,645,727.88/292,239.91
  6. Step 6: Final answer
    x = 224,920.15

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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.