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Finding the Fourth Proportional to 416,793.60, 574,387.20 and 410,572.80

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Solution

The fourth proportional to 416,793.60, 574,387.20 and 410,572.80 is: 565,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,793.60 : 574,387.20 = 410,572.80 : x
  2. Step 2: Convert to fraction form
    416,793.60/574,387.20 = 410,572.80/x
  3. Step 3: Cross multiply
    416,793.60x = 574,387.20 × 410,572.80
  4. Step 4: Simplify right side
    416,793.60x = 235,827,760,988.16
  5. Step 5: Solve for x
    x = 235,827,760,988.16/416,793.60
  6. Step 6: Final answer
    x = 565,814.26

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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.