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Finding the Fourth Proportional to 232,840.62, 349,273.31 and 99,586.71

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Solution

The fourth proportional to 232,840.62, 349,273.31 and 99,586.71 is: 149,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,840.62 : 349,273.31 = 99,586.71 : x
  2. Step 2: Convert to fraction form
    232,840.62/349,273.31 = 99,586.71/x
  3. Step 3: Cross multiply
    232,840.62x = 349,273.31 × 99,586.71
  4. Step 4: Simplify right side
    232,840.62x = 34,782,979,335.78
  5. Step 5: Solve for x
    x = 34,782,979,335.78/232,840.62
  6. Step 6: Final answer
    x = 149,385.36

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1.5x scale

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.