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Finding the Fourth Proportional to 237,407.52, 327,623.33 and 129,987.55

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Solution

The fourth proportional to 237,407.52, 327,623.33 and 129,987.55 is: 179,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,407.52 : 327,623.33 = 129,987.55 : x
  2. Step 2: Convert to fraction form
    237,407.52/327,623.33 = 129,987.55/x
  3. Step 3: Cross multiply
    237,407.52x = 327,623.33 × 129,987.55
  4. Step 4: Simplify right side
    237,407.52x = 42,586,953,989.54
  5. Step 5: Solve for x
    x = 42,586,953,989.54/237,407.52
  6. Step 6: Final answer
    x = 179,383.34

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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.