Home / 477,837.66-659,430.92-271,114.76

Finding the Fourth Proportional to 477,837.66, 659,430.92 and 271,114.76

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Solution

The fourth proportional to 477,837.66, 659,430.92 and 271,114.76 is: 374,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,837.66 : 659,430.92 = 271,114.76 : x
  2. Step 2: Convert to fraction form
    477,837.66/659,430.92 = 271,114.76/x
  3. Step 3: Cross multiply
    477,837.66x = 659,430.92 × 271,114.76
  4. Step 4: Simplify right side
    477,837.66x = 178,781,454,934.59
  5. Step 5: Solve for x
    x = 178,781,454,934.59/477,837.66
  6. Step 6: Final answer
    x = 374,146.85

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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.