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Finding the Fourth Proportional to 506,541.92, 759,435.36 and 169,383.20

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Solution

The fourth proportional to 506,541.92, 759,435.36 and 169,383.20 is: 253,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,541.92 : 759,435.36 = 169,383.20 : x
  2. Step 2: Convert to fraction form
    506,541.92/759,435.36 = 169,383.20/x
  3. Step 3: Cross multiply
    506,541.92x = 759,435.36 × 169,383.20
  4. Step 4: Simplify right side
    506,541.92x = 128,635,591,469.95
  5. Step 5: Solve for x
    x = 128,635,591,469.95/506,541.92
  6. Step 6: Final answer
    x = 253,948.56

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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.