Home / 527,906.16-791,692.56-172,838.52

Finding the Fourth Proportional to 527,906.16, 791,692.56 and 172,838.52

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Solution

The fourth proportional to 527,906.16, 791,692.56 and 172,838.52 is: 259,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,906.16 : 791,692.56 = 172,838.52 : x
  2. Step 2: Convert to fraction form
    527,906.16/791,692.56 = 172,838.52/x
  3. Step 3: Cross multiply
    527,906.16x = 791,692.56 × 172,838.52
  4. Step 4: Simplify right side
    527,906.16x = 136,834,970,365.41
  5. Step 5: Solve for x
    x = 136,834,970,365.41/527,906.16
  6. Step 6: Final answer
    x = 259,203.21

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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.