Home / 897,452.70-1,346,179.05-543,158.70

Finding the Fourth Proportional to 897,452.70, 1,346,179.05 and 543,158.70

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Solution

The fourth proportional to 897,452.70, 1,346,179.05 and 543,158.70 is: 814,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,452.70 : 1,346,179.05 = 543,158.70 : x
  2. Step 2: Convert to fraction form
    897,452.70/1,346,179.05 = 543,158.70/x
  3. Step 3: Cross multiply
    897,452.70x = 1,346,179.05 × 543,158.70
  4. Step 4: Simplify right side
    897,452.70x = 731,188,862,765.24
  5. Step 5: Solve for x
    x = 731,188,862,765.24/897,452.70
  6. Step 6: Final answer
    x = 814,738.05

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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.