Home / 1,366,287.60-2,049,431.40-656,144.40

Finding the Fourth Proportional to 1,366,287.60, 2,049,431.40 and 656,144.40

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Solution

The fourth proportional to 1,366,287.60, 2,049,431.40 and 656,144.40 is: 984,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,287.60 : 2,049,431.40 = 656,144.40 : x
  2. Step 2: Convert to fraction form
    1,366,287.60/2,049,431.40 = 656,144.40/x
  3. Step 3: Cross multiply
    1,366,287.60x = 2,049,431.40 × 656,144.40
  4. Step 4: Simplify right side
    1,366,287.60x = 1,344,722,936,294.16
  5. Step 5: Solve for x
    x = 1,344,722,936,294.16/1,366,287.60
  6. Step 6: Final answer
    x = 984,216.60

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Double scale
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Similar ratio
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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.