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Finding the Fourth Proportional to 292,079.67, 437,962.77 and 149,866.35

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Solution

The fourth proportional to 292,079.67, 437,962.77 and 149,866.35 is: 224,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,079.67 : 437,962.77 = 149,866.35 : x
  2. Step 2: Convert to fraction form
    292,079.67/437,962.77 = 149,866.35/x
  3. Step 3: Cross multiply
    292,079.67x = 437,962.77 × 149,866.35
  4. Step 4: Simplify right side
    292,079.67x = 65,635,881,775.79
  5. Step 5: Solve for x
    x = 65,635,881,775.79/292,079.67
  6. Step 6: Final answer
    x = 224,719.10

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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.