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Finding the Fourth Proportional to 323,589.30, 484,347.15 and 173,460.66

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Solution

The fourth proportional to 323,589.30, 484,347.15 and 173,460.66 is: 259,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,589.30 : 484,347.15 = 173,460.66 : x
  2. Step 2: Convert to fraction form
    323,589.30/484,347.15 = 173,460.66/x
  3. Step 3: Cross multiply
    323,589.30x = 484,347.15 × 173,460.66
  4. Step 4: Simplify right side
    323,589.30x = 84,015,176,308.12
  5. Step 5: Solve for x
    x = 84,015,176,308.12/323,589.30
  6. Step 6: Final answer
    x = 259,635.21

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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.