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Finding the Fourth Proportional to 650,115.13, 897,110.16 and 363,579.87

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Solution

The fourth proportional to 650,115.13, 897,110.16 and 363,579.87 is: 501,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,115.13 : 897,110.16 = 363,579.87 : x
  2. Step 2: Convert to fraction form
    650,115.13/897,110.16 = 363,579.87/x
  3. Step 3: Cross multiply
    650,115.13x = 897,110.16 × 363,579.87
  4. Step 4: Simplify right side
    650,115.13x = 326,171,195,348.48
  5. Step 5: Solve for x
    x = 326,171,195,348.48/650,115.13
  6. Step 6: Final answer
    x = 501,712.97

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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.