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Finding the Fourth Proportional to 506,015.31, 759,022.97 and 132,035.07

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Solution

The fourth proportional to 506,015.31, 759,022.97 and 132,035.07 is: 198,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,015.31 : 759,022.97 = 132,035.07 : x
  2. Step 2: Convert to fraction form
    506,015.31/759,022.97 = 132,035.07/x
  3. Step 3: Cross multiply
    506,015.31x = 759,022.97 × 132,035.07
  4. Step 4: Simplify right side
    506,015.31x = 100,217,650,315.38
  5. Step 5: Solve for x
    x = 100,217,650,315.38/506,015.31
  6. Step 6: Final answer
    x = 198,052.61

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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.