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Finding the Fourth Proportional to 232,600.89, 348,679.67 and 74,718.48

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Solution

The fourth proportional to 232,600.89, 348,679.67 and 74,718.48 is: 112,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,600.89 : 348,679.67 = 74,718.48 : x
  2. Step 2: Convert to fraction form
    232,600.89/348,679.67 = 74,718.48/x
  3. Step 3: Cross multiply
    232,600.89x = 348,679.67 × 74,718.48
  4. Step 4: Simplify right side
    232,600.89x = 26,052,814,575.71
  5. Step 5: Solve for x
    x = 26,052,814,575.71/232,600.89
  6. Step 6: Final answer
    x = 112,006.51

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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.