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Finding the Fourth Proportional to 240,726.71, 332,200.47 and 130,344.83

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Solution

The fourth proportional to 240,726.71, 332,200.47 and 130,344.83 is: 179,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,726.71 : 332,200.47 = 130,344.83 : x
  2. Step 2: Convert to fraction form
    240,726.71/332,200.47 = 130,344.83/x
  3. Step 3: Cross multiply
    240,726.71x = 332,200.47 × 130,344.83
  4. Step 4: Simplify right side
    240,726.71x = 43,300,613,136.35
  5. Step 5: Solve for x
    x = 43,300,613,136.35/240,726.71
  6. Step 6: Final answer
    x = 179,874.57

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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.