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Finding the Fourth Proportional to 232,415.70, 348,672.15 and 74,660.10

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Solution

The fourth proportional to 232,415.70, 348,672.15 and 74,660.10 is: 112,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,415.70 : 348,672.15 = 74,660.10 : x
  2. Step 2: Convert to fraction form
    232,415.70/348,672.15 = 74,660.10/x
  3. Step 3: Cross multiply
    232,415.70x = 348,672.15 × 74,660.10
  4. Step 4: Simplify right side
    232,415.70x = 26,031,897,586.22
  5. Step 5: Solve for x
    x = 26,031,897,586.22/232,415.70
  6. Step 6: Final answer
    x = 112,005.76

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1.5x scale

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.