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Finding the Fourth Proportional to 237,375.04, 327,575.36 and 129,942.72

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Solution

The fourth proportional to 237,375.04, 327,575.36 and 129,942.72 is: 179,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,375.04 : 327,575.36 = 129,942.72 : x
  2. Step 2: Convert to fraction form
    237,375.04/327,575.36 = 129,942.72/x
  3. Step 3: Cross multiply
    237,375.04x = 327,575.36 × 129,942.72
  4. Step 4: Simplify right side
    237,375.04x = 42,566,033,283.38
  5. Step 5: Solve for x
    x = 42,566,033,283.38/237,375.04
  6. Step 6: Final answer
    x = 179,319.75

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1.5x scale

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.