Home / 650,844.20-976,266.30-177,528.80

Finding the Fourth Proportional to 650,844.20, 976,266.30 and 177,528.80

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Solution

The fourth proportional to 650,844.20, 976,266.30 and 177,528.80 is: 266,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,844.20 : 976,266.30 = 177,528.80 : x
  2. Step 2: Convert to fraction form
    650,844.20/976,266.30 = 177,528.80/x
  3. Step 3: Cross multiply
    650,844.20x = 976,266.30 × 177,528.80
  4. Step 4: Simplify right side
    650,844.20x = 173,315,384,719.44
  5. Step 5: Solve for x
    x = 173,315,384,719.44/650,844.20
  6. Step 6: Final answer
    x = 266,293.20

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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.