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Finding the Fourth Proportional to 332,443.07, 498,664.63 and 83,125.07

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Solution

The fourth proportional to 332,443.07, 498,664.63 and 83,125.07 is: 124,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,443.07 : 498,664.63 = 83,125.07 : x
  2. Step 2: Convert to fraction form
    332,443.07/498,664.63 = 83,125.07/x
  3. Step 3: Cross multiply
    332,443.07x = 498,664.63 × 83,125.07
  4. Step 4: Simplify right side
    332,443.07x = 41,451,532,275.27
  5. Step 5: Solve for x
    x = 41,451,532,275.27/332,443.07
  6. Step 6: Final answer
    x = 124,687.61

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Similar ratio
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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.