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Finding the Fourth Proportional to 650,218.38, 897,335.19 and 363,743.25

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Solution

The fourth proportional to 650,218.38, 897,335.19 and 363,743.25 is: 501,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,218.38 : 897,335.19 = 363,743.25 : x
  2. Step 2: Convert to fraction form
    650,218.38/897,335.19 = 363,743.25/x
  3. Step 3: Cross multiply
    650,218.38x = 897,335.19 × 363,743.25
  4. Step 4: Simplify right side
    650,218.38x = 326,399,618,349.97
  5. Step 5: Solve for x
    x = 326,399,618,349.97/650,218.38
  6. Step 6: Final answer
    x = 501,984.61

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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.