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Finding the Fourth Proportional to 323,587.80, 484,344.90 and 173,459.16

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Solution

The fourth proportional to 323,587.80, 484,344.90 and 173,459.16 is: 259,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,587.80 : 484,344.90 = 173,459.16 : x
  2. Step 2: Convert to fraction form
    323,587.80/484,344.90 = 173,459.16/x
  3. Step 3: Cross multiply
    323,587.80x = 484,344.90 × 173,459.16
  4. Step 4: Simplify right side
    323,587.80x = 84,014,059,504.28
  5. Step 5: Solve for x
    x = 84,014,059,504.28/323,587.80
  6. Step 6: Final answer
    x = 259,632.96

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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.