Home / 881,234.30-1,215,995.82-493,960.34

Finding the Fourth Proportional to 881,234.30, 1,215,995.82 and 493,960.34

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Solution

The fourth proportional to 881,234.30, 1,215,995.82 and 493,960.34 is: 681,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,234.30 : 1,215,995.82 = 493,960.34 : x
  2. Step 2: Convert to fraction form
    881,234.30/1,215,995.82 = 493,960.34/x
  3. Step 3: Cross multiply
    881,234.30x = 1,215,995.82 × 493,960.34
  4. Step 4: Simplify right side
    881,234.30x = 600,653,708,685.78
  5. Step 5: Solve for x
    x = 600,653,708,685.78/881,234.30
  6. Step 6: Final answer
    x = 681,605.00

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.