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Finding the Fourth Proportional to 352,003.60, 527,875.80 and 174,451.60

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Solution

The fourth proportional to 352,003.60, 527,875.80 and 174,451.60 is: 261,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,003.60 : 527,875.80 = 174,451.60 : x
  2. Step 2: Convert to fraction form
    352,003.60/527,875.80 = 174,451.60/x
  3. Step 3: Cross multiply
    352,003.60x = 527,875.80 × 174,451.60
  4. Step 4: Simplify right side
    352,003.60x = 92,088,777,911.28
  5. Step 5: Solve for x
    x = 92,088,777,911.28/352,003.60
  6. Step 6: Final answer
    x = 261,613.17

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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.