Home / 475,829.10-656,641.08-271,942.38

Finding the Fourth Proportional to 475,829.10, 656,641.08 and 271,942.38

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Solution

The fourth proportional to 475,829.10, 656,641.08 and 271,942.38 is: 375,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,829.10 : 656,641.08 = 271,942.38 : x
  2. Step 2: Convert to fraction form
    475,829.10/656,641.08 = 271,942.38/x
  3. Step 3: Cross multiply
    475,829.10x = 656,641.08 × 271,942.38
  4. Step 4: Simplify right side
    475,829.10x = 178,568,538,100.97
  5. Step 5: Solve for x
    x = 178,568,538,100.97/475,829.10
  6. Step 6: Final answer
    x = 375,278.73

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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.