Home / 827,593.20-1,241,389.80-266,684.40

Finding the Fourth Proportional to 827,593.20, 1,241,389.80 and 266,684.40

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Solution

The fourth proportional to 827,593.20, 1,241,389.80 and 266,684.40 is: 400,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,593.20 : 1,241,389.80 = 266,684.40 : x
  2. Step 2: Convert to fraction form
    827,593.20/1,241,389.80 = 266,684.40/x
  3. Step 3: Cross multiply
    827,593.20x = 1,241,389.80 × 266,684.40
  4. Step 4: Simplify right side
    827,593.20x = 331,059,293,979.12
  5. Step 5: Solve for x
    x = 331,059,293,979.12/827,593.20
  6. Step 6: Final answer
    x = 400,026.60

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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.