Home / 338,919.39-467,748.68-188,026.11

Finding the Fourth Proportional to 338,919.39, 467,748.68 and 188,026.11

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Solution

The fourth proportional to 338,919.39, 467,748.68 and 188,026.11 is: 259,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,919.39 : 467,748.68 = 188,026.11 : x
  2. Step 2: Convert to fraction form
    338,919.39/467,748.68 = 188,026.11/x
  3. Step 3: Cross multiply
    338,919.39x = 467,748.68 × 188,026.11
  4. Step 4: Simplify right side
    338,919.39x = 87,948,963,817.90
  5. Step 5: Solve for x
    x = 87,948,963,817.90/338,919.39
  6. Step 6: Final answer
    x = 259,498.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.