Home / 834,206.10-1,251,309.15-301,809.30

Finding the Fourth Proportional to 834,206.10, 1,251,309.15 and 301,809.30

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Solution

The fourth proportional to 834,206.10, 1,251,309.15 and 301,809.30 is: 452,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,206.10 : 1,251,309.15 = 301,809.30 : x
  2. Step 2: Convert to fraction form
    834,206.10/1,251,309.15 = 301,809.30/x
  3. Step 3: Cross multiply
    834,206.10x = 1,251,309.15 × 301,809.30
  4. Step 4: Simplify right side
    834,206.10x = 377,656,738,645.10
  5. Step 5: Solve for x
    x = 377,656,738,645.10/834,206.10
  6. Step 6: Final answer
    x = 452,713.95

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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.