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Finding the Fourth Proportional to 217,424.88, 300,060.52 and 125,548.04

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Solution

The fourth proportional to 217,424.88, 300,060.52 and 125,548.04 is: 173,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,424.88 : 300,060.52 = 125,548.04 : x
  2. Step 2: Convert to fraction form
    217,424.88/300,060.52 = 125,548.04/x
  3. Step 3: Cross multiply
    217,424.88x = 300,060.52 × 125,548.04
  4. Step 4: Simplify right side
    217,424.88x = 37,672,010,167.38
  5. Step 5: Solve for x
    x = 37,672,010,167.38/217,424.88
  6. Step 6: Final answer
    x = 173,264.49

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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.