Home / 412,226.33-618,398.18-127,941.44

Finding the Fourth Proportional to 412,226.33, 618,398.18 and 127,941.44

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Solution

The fourth proportional to 412,226.33, 618,398.18 and 127,941.44 is: 191,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,226.33 : 618,398.18 = 127,941.44 : x
  2. Step 2: Convert to fraction form
    412,226.33/618,398.18 = 127,941.44/x
  3. Step 3: Cross multiply
    412,226.33x = 618,398.18 × 127,941.44
  4. Step 4: Simplify right side
    412,226.33x = 79,118,755,508.43
  5. Step 5: Solve for x
    x = 79,118,755,508.43/412,226.33
  6. Step 6: Final answer
    x = 191,930.38

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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.