Home / 232,003.40-348,005.10-212,757.80

Finding the Fourth Proportional to 232,003.40, 348,005.10 and 212,757.80

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Solution

The fourth proportional to 232,003.40, 348,005.10 and 212,757.80 is: 319,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,003.40 : 348,005.10 = 212,757.80 : x
  2. Step 2: Convert to fraction form
    232,003.40/348,005.10 = 212,757.80/x
  3. Step 3: Cross multiply
    232,003.40x = 348,005.10 × 212,757.80
  4. Step 4: Simplify right side
    232,003.40x = 74,040,799,464.78
  5. Step 5: Solve for x
    x = 74,040,799,464.78/232,003.40
  6. Step 6: Final answer
    x = 319,136.70

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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.