Home / 418,086.78-576,961.18-246,011.30

Finding the Fourth Proportional to 418,086.78, 576,961.18 and 246,011.30

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Solution

The fourth proportional to 418,086.78, 576,961.18 and 246,011.30 is: 339,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,086.78 : 576,961.18 = 246,011.30 : x
  2. Step 2: Convert to fraction form
    418,086.78/576,961.18 = 246,011.30/x
  3. Step 3: Cross multiply
    418,086.78x = 576,961.18 × 246,011.30
  4. Step 4: Simplify right side
    418,086.78x = 141,938,969,941.33
  5. Step 5: Solve for x
    x = 141,938,969,941.33/418,086.78
  6. Step 6: Final answer
    x = 339,496.43

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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.