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Finding the Fourth Proportional to 546,769.52, 820,059.72 and 247,180.43

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Solution

The fourth proportional to 546,769.52, 820,059.72 and 247,180.43 is: 370,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,769.52 : 820,059.72 = 247,180.43 : x
  2. Step 2: Convert to fraction form
    546,769.52/820,059.72 = 247,180.43/x
  3. Step 3: Cross multiply
    546,769.52x = 820,059.72 × 247,180.43
  4. Step 4: Simplify right side
    546,769.52x = 202,702,714,215.28
  5. Step 5: Solve for x
    x = 202,702,714,215.28/546,769.52
  6. Step 6: Final answer
    x = 370,727.90

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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.