Home / 914,375.20-1,261,718.24-527,205.12

Finding the Fourth Proportional to 914,375.20, 1,261,718.24 and 527,205.12

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Solution

The fourth proportional to 914,375.20, 1,261,718.24 and 527,205.12 is: 727,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,375.20 : 1,261,718.24 = 527,205.12 : x
  2. Step 2: Convert to fraction form
    914,375.20/1,261,718.24 = 527,205.12/x
  3. Step 3: Cross multiply
    914,375.20x = 1,261,718.24 × 527,205.12
  4. Step 4: Simplify right side
    914,375.20x = 665,184,317,443.40
  5. Step 5: Solve for x
    x = 665,184,317,443.40/914,375.20
  6. Step 6: Final answer
    x = 727,474.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.