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Finding the Fourth Proportional to 272,027.76, 375,400.38 and 151,180.38

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Solution

The fourth proportional to 272,027.76, 375,400.38 and 151,180.38 is: 208,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,027.76 : 375,400.38 = 151,180.38 : x
  2. Step 2: Convert to fraction form
    272,027.76/375,400.38 = 151,180.38/x
  3. Step 3: Cross multiply
    272,027.76x = 375,400.38 × 151,180.38
  4. Step 4: Simplify right side
    272,027.76x = 56,753,172,100.54
  5. Step 5: Solve for x
    x = 56,753,172,100.54/272,027.76
  6. Step 6: Final answer
    x = 208,630.08

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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.