Home / 827,456.85-1,241,160.57-228,454.56

Finding the Fourth Proportional to 827,456.85, 1,241,160.57 and 228,454.56

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Solution

The fourth proportional to 827,456.85, 1,241,160.57 and 228,454.56 is: 342,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,456.85 : 1,241,160.57 = 228,454.56 : x
  2. Step 2: Convert to fraction form
    827,456.85/1,241,160.57 = 228,454.56/x
  3. Step 3: Cross multiply
    827,456.85x = 1,241,160.57 × 228,454.56
  4. Step 4: Simplify right side
    827,456.85x = 283,548,791,908.70
  5. Step 5: Solve for x
    x = 283,548,791,908.70/827,456.85
  6. Step 6: Final answer
    x = 342,675.02

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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.