Home / 627,428.20-941,142.30-585,956.20

Finding the Fourth Proportional to 627,428.20, 941,142.30 and 585,956.20

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Solution

The fourth proportional to 627,428.20, 941,142.30 and 585,956.20 is: 878,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,428.20 : 941,142.30 = 585,956.20 : x
  2. Step 2: Convert to fraction form
    627,428.20/941,142.30 = 585,956.20/x
  3. Step 3: Cross multiply
    627,428.20x = 941,142.30 × 585,956.20
  4. Step 4: Simplify right side
    627,428.20x = 551,468,165,767.26
  5. Step 5: Solve for x
    x = 551,468,165,767.26/627,428.20
  6. Step 6: Final answer
    x = 878,934.30

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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.