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Finding the Fourth Proportional to 506,076.30, 759,114.45 and 132,099.30

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Solution

The fourth proportional to 506,076.30, 759,114.45 and 132,099.30 is: 198,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,076.30 : 759,114.45 = 132,099.30 : x
  2. Step 2: Convert to fraction form
    506,076.30/759,114.45 = 132,099.30/x
  3. Step 3: Cross multiply
    506,076.30x = 759,114.45 × 132,099.30
  4. Step 4: Simplify right side
    506,076.30x = 100,278,487,464.89
  5. Step 5: Solve for x
    x = 100,278,487,464.89/506,076.30
  6. Step 6: Final answer
    x = 198,148.95

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Double scale
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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.