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Finding the Fourth Proportional to 232,387.92, 348,680.30 and 127,083.87

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Solution

The fourth proportional to 232,387.92, 348,680.30 and 127,083.87 is: 190,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,387.92 : 348,680.30 = 127,083.87 : x
  2. Step 2: Convert to fraction form
    232,387.92/348,680.30 = 127,083.87/x
  3. Step 3: Cross multiply
    232,387.92x = 348,680.30 × 127,083.87
  4. Step 4: Simplify right side
    232,387.92x = 44,311,641,916.76
  5. Step 5: Solve for x
    x = 44,311,641,916.76/232,387.92
  6. Step 6: Final answer
    x = 190,679.63

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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.