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Finding the Fourth Proportional to 218,354.77, 327,532.29 and 60,583.42

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Solution

The fourth proportional to 218,354.77, 327,532.29 and 60,583.42 is: 90,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,354.77 : 327,532.29 = 60,583.42 : x
  2. Step 2: Convert to fraction form
    218,354.77/327,532.29 = 60,583.42/x
  3. Step 3: Cross multiply
    218,354.77x = 327,532.29 × 60,583.42
  4. Step 4: Simplify right side
    218,354.77x = 19,843,026,288.63
  5. Step 5: Solve for x
    x = 19,843,026,288.63/218,354.77
  6. Step 6: Final answer
    x = 90,875.17

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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.