Home / 884,891.20-1,327,336.80-220,043.20

Finding the Fourth Proportional to 884,891.20, 1,327,336.80 and 220,043.20

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Solution

The fourth proportional to 884,891.20, 1,327,336.80 and 220,043.20 is: 330,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,891.20 : 1,327,336.80 = 220,043.20 : x
  2. Step 2: Convert to fraction form
    884,891.20/1,327,336.80 = 220,043.20/x
  3. Step 3: Cross multiply
    884,891.20x = 1,327,336.80 × 220,043.20
  4. Step 4: Simplify right side
    884,891.20x = 292,071,436,949.76
  5. Step 5: Solve for x
    x = 292,071,436,949.76/884,891.20
  6. Step 6: Final answer
    x = 330,064.80

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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.