Home / 598,231.20-897,346.80-556,240.80

Finding the Fourth Proportional to 598,231.20, 897,346.80 and 556,240.80

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Solution

The fourth proportional to 598,231.20, 897,346.80 and 556,240.80 is: 834,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,231.20 : 897,346.80 = 556,240.80 : x
  2. Step 2: Convert to fraction form
    598,231.20/897,346.80 = 556,240.80/x
  3. Step 3: Cross multiply
    598,231.20x = 897,346.80 × 556,240.80
  4. Step 4: Simplify right side
    598,231.20x = 499,140,901,909.44
  5. Step 5: Solve for x
    x = 499,140,901,909.44/598,231.20
  6. Step 6: Final answer
    x = 834,361.20

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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.