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Finding the Fourth Proportional to 605,374.48, 907,746.24 and 225,983.16

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Solution

The fourth proportional to 605,374.48, 907,746.24 and 225,983.16 is: 338,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,374.48 : 907,746.24 = 225,983.16 : x
  2. Step 2: Convert to fraction form
    605,374.48/907,746.24 = 225,983.16/x
  3. Step 3: Cross multiply
    605,374.48x = 907,746.24 × 225,983.16
  4. Step 4: Simplify right side
    605,374.48x = 205,135,363,793.32
  5. Step 5: Solve for x
    x = 205,135,363,793.32/605,374.48
  6. Step 6: Final answer
    x = 338,856.97

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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.