Home / 475,129.06-655,688.66-271,175.85

Finding the Fourth Proportional to 475,129.06, 655,688.66 and 271,175.85

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Solution

The fourth proportional to 475,129.06, 655,688.66 and 271,175.85 is: 374,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,129.06 : 655,688.66 = 271,175.85 : x
  2. Step 2: Convert to fraction form
    475,129.06/655,688.66 = 271,175.85/x
  3. Step 3: Cross multiply
    475,129.06x = 655,688.66 × 271,175.85
  4. Step 4: Simplify right side
    475,129.06x = 177,806,928,354.98
  5. Step 5: Solve for x
    x = 177,806,928,354.98/475,129.06
  6. Step 6: Final answer
    x = 374,228.70

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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.