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Finding the Fourth Proportional to 549,793.04, 824,818.68 and 170,694.20

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Solution

The fourth proportional to 549,793.04, 824,818.68 and 170,694.20 is: 256,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,793.04 : 824,818.68 = 170,694.20 : x
  2. Step 2: Convert to fraction form
    549,793.04/824,818.68 = 170,694.20/x
  3. Step 3: Cross multiply
    549,793.04x = 824,818.68 × 170,694.20
  4. Step 4: Simplify right side
    549,793.04x = 140,791,766,789.70
  5. Step 5: Solve for x
    x = 140,791,766,789.70/549,793.04
  6. Step 6: Final answer
    x = 256,081.39

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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.