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Finding the Fourth Proportional to 650,663.41, 897,906.22 and 360,247.12

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Solution

The fourth proportional to 650,663.41, 897,906.22 and 360,247.12 is: 497,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,663.41 : 897,906.22 = 360,247.12 : x
  2. Step 2: Convert to fraction form
    650,663.41/897,906.22 = 360,247.12/x
  3. Step 3: Cross multiply
    650,663.41x = 897,906.22 × 360,247.12
  4. Step 4: Simplify right side
    650,663.41x = 323,468,127,983.85
  5. Step 5: Solve for x
    x = 323,468,127,983.85/650,663.41
  6. Step 6: Final answer
    x = 497,135.88

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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.