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Finding the Fourth Proportional to 546,104.60, 819,156.90 and 498,865.40

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Solution

The fourth proportional to 546,104.60, 819,156.90 and 498,865.40 is: 748,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,104.60 : 819,156.90 = 498,865.40 : x
  2. Step 2: Convert to fraction form
    546,104.60/819,156.90 = 498,865.40/x
  3. Step 3: Cross multiply
    546,104.60x = 819,156.90 × 498,865.40
  4. Step 4: Simplify right side
    546,104.60x = 408,649,034,581.26
  5. Step 5: Solve for x
    x = 408,649,034,581.26/546,104.60
  6. Step 6: Final answer
    x = 748,298.10

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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.