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Finding the Fourth Proportional to 247,576.56, 341,654.76 and 134,399.28

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Solution

The fourth proportional to 247,576.56, 341,654.76 and 134,399.28 is: 185,470.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,576.56 : 341,654.76 = 134,399.28 : x
  2. Step 2: Convert to fraction form
    247,576.56/341,654.76 = 134,399.28/x
  3. Step 3: Cross multiply
    247,576.56x = 341,654.76 × 134,399.28
  4. Step 4: Simplify right side
    247,576.56x = 45,918,153,752.57
  5. Step 5: Solve for x
    x = 45,918,153,752.57/247,576.56
  6. Step 6: Final answer
    x = 185,470.52

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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.