Home / 868,096.20-1,304,139.94-612,517.01

Finding the Fourth Proportional to 868,096.20, 1,304,139.94 and 612,517.01

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Solution

The fourth proportional to 868,096.20, 1,304,139.94 and 612,517.01 is: 920,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,096.20 : 1,304,139.94 = 612,517.01 : x
  2. Step 2: Convert to fraction form
    868,096.20/1,304,139.94 = 612,517.01/x
  3. Step 3: Cross multiply
    868,096.20x = 1,304,139.94 × 612,517.01
  4. Step 4: Simplify right side
    868,096.20x = 798,807,888,618.39
  5. Step 5: Solve for x
    x = 798,807,888,618.39/868,096.20
  6. Step 6: Final answer
    x = 920,183.60

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1.5x scale

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.