Home / 984,164.40-1,476,246.60-486,500.40

Finding the Fourth Proportional to 984,164.40, 1,476,246.60 and 486,500.40

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Solution

The fourth proportional to 984,164.40, 1,476,246.60 and 486,500.40 is: 729,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,164.40 : 1,476,246.60 = 486,500.40 : x
  2. Step 2: Convert to fraction form
    984,164.40/1,476,246.60 = 486,500.40/x
  3. Step 3: Cross multiply
    984,164.40x = 1,476,246.60 × 486,500.40
  4. Step 4: Simplify right side
    984,164.40x = 718,194,561,398.64
  5. Step 5: Solve for x
    x = 718,194,561,398.64/984,164.40
  6. Step 6: Final answer
    x = 729,750.60

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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.