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Finding the Fourth Proportional to 237,640.52, 327,957.03 and 135,698.72

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Solution

The fourth proportional to 237,640.52, 327,957.03 and 135,698.72 is: 187,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,640.52 : 327,957.03 = 135,698.72 : x
  2. Step 2: Convert to fraction form
    237,640.52/327,957.03 = 135,698.72/x
  3. Step 3: Cross multiply
    237,640.52x = 327,957.03 × 135,698.72
  4. Step 4: Simplify right side
    237,640.52x = 44,503,347,546.22
  5. Step 5: Solve for x
    x = 44,503,347,546.22/237,640.52
  6. Step 6: Final answer
    x = 187,271.72

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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.