Home / 914,428.38-1,261,638.18-591,627.18

Finding the Fourth Proportional to 914,428.38, 1,261,638.18 and 591,627.18

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Solution

The fourth proportional to 914,428.38, 1,261,638.18 and 591,627.18 is: 816,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,428.38 : 1,261,638.18 = 591,627.18 : x
  2. Step 2: Convert to fraction form
    914,428.38/1,261,638.18 = 591,627.18/x
  3. Step 3: Cross multiply
    914,428.38x = 1,261,638.18 × 591,627.18
  4. Step 4: Simplify right side
    914,428.38x = 746,419,438,613.73
  5. Step 5: Solve for x
    x = 746,419,438,613.73/914,428.38
  6. Step 6: Final answer
    x = 816,268.89

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1.5x scale

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.