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Finding the Fourth Proportional to 464,481.17, 695,540.00 and 306,229.49

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Solution

The fourth proportional to 464,481.17, 695,540.00 and 306,229.49 is: 458,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,481.17 : 695,540.00 = 306,229.49 : x
  2. Step 2: Convert to fraction form
    464,481.17/695,540.00 = 306,229.49/x
  3. Step 3: Cross multiply
    464,481.17x = 695,540.00 × 306,229.49
  4. Step 4: Simplify right side
    464,481.17x = 212,994,857,943.45
  5. Step 5: Solve for x
    x = 212,994,857,943.45/464,481.17
  6. Step 6: Final answer
    x = 458,565.11

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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.