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Finding the Fourth Proportional to 590,517.20, 884,854.20 and 511,259.60

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Solution

The fourth proportional to 590,517.20, 884,854.20 and 511,259.60 is: 766,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,517.20 : 884,854.20 = 511,259.60 : x
  2. Step 2: Convert to fraction form
    590,517.20/884,854.20 = 511,259.60/x
  3. Step 3: Cross multiply
    590,517.20x = 884,854.20 × 511,259.60
  4. Step 4: Simplify right side
    590,517.20x = 452,390,204,350.32
  5. Step 5: Solve for x
    x = 452,390,204,350.32/590,517.20
  6. Step 6: Final answer
    x = 766,091.49

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1.5x scale

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.