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Finding the Fourth Proportional to 232,524, 348,789.36 and 66,312

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Solution

The fourth proportional to 232,524, 348,789.36 and 66,312 is: 99,468.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,524 : 348,789.36 = 66,312 : x
  2. Step 2: Convert to fraction form
    232,524/348,789.36 = 66,312/x
  3. Step 3: Cross multiply
    232,524x = 348,789.36 × 66,312
  4. Step 4: Simplify right side
    232,524x = 23,128,920,040.32
  5. Step 5: Solve for x
    x = 23,128,920,040.32/232,524
  6. Step 6: Final answer
    x = 99,468.96

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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.