Home / 226,010.40-338,578.20-132,406.80

Finding the Fourth Proportional to 226,010.40, 338,578.20 and 132,406.80

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Solution

The fourth proportional to 226,010.40, 338,578.20 and 132,406.80 is: 198,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,010.40 : 338,578.20 = 132,406.80 : x
  2. Step 2: Convert to fraction form
    226,010.40/338,578.20 = 132,406.80/x
  3. Step 3: Cross multiply
    226,010.40x = 338,578.20 × 132,406.80
  4. Step 4: Simplify right side
    226,010.40x = 44,830,056,011.76
  5. Step 5: Solve for x
    x = 44,830,056,011.76/226,010.40
  6. Step 6: Final answer
    x = 198,353.95

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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.