Home / 627,406.20-941,109.30-585,934.20

Finding the Fourth Proportional to 627,406.20, 941,109.30 and 585,934.20

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Solution

The fourth proportional to 627,406.20, 941,109.30 and 585,934.20 is: 878,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,406.20 : 941,109.30 = 585,934.20 : x
  2. Step 2: Convert to fraction form
    627,406.20/941,109.30 = 585,934.20/x
  3. Step 3: Cross multiply
    627,406.20x = 941,109.30 × 585,934.20
  4. Step 4: Simplify right side
    627,406.20x = 551,428,124,808.06
  5. Step 5: Solve for x
    x = 551,428,124,808.06/627,406.20
  6. Step 6: Final answer
    x = 878,901.30

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Half scale
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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.