Home / 704,476.20-1,056,863.34-231,121.92

Finding the Fourth Proportional to 704,476.20, 1,056,863.34 and 231,121.92

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Solution

The fourth proportional to 704,476.20, 1,056,863.34 and 231,121.92 is: 346,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,476.20 : 1,056,863.34 = 231,121.92 : x
  2. Step 2: Convert to fraction form
    704,476.20/1,056,863.34 = 231,121.92/x
  3. Step 3: Cross multiply
    704,476.20x = 1,056,863.34 × 231,121.92
  4. Step 4: Simplify right side
    704,476.20x = 244,264,284,318.41
  5. Step 5: Solve for x
    x = 244,264,284,318.41/704,476.20
  6. Step 6: Final answer
    x = 346,731.78

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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.