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Finding the Fourth Proportional to 277,179.58, 382,508.75 and 149,856.08

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Solution

The fourth proportional to 277,179.58, 382,508.75 and 149,856.08 is: 206,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,179.58 : 382,508.75 = 149,856.08 : x
  2. Step 2: Convert to fraction form
    277,179.58/382,508.75 = 149,856.08/x
  3. Step 3: Cross multiply
    277,179.58x = 382,508.75 × 149,856.08
  4. Step 4: Simplify right side
    277,179.58x = 57,321,263,171.61
  5. Step 5: Solve for x
    x = 57,321,263,171.61/277,179.58
  6. Step 6: Final answer
    x = 206,801.90

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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.