Home / 1,180,505.56-1,770,560.28-327,663.88

Finding the Fourth Proportional to 1,180,505.56, 1,770,560.28 and 327,663.88

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Solution

The fourth proportional to 1,180,505.56, 1,770,560.28 and 327,663.88 is: 491,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,505.56 : 1,770,560.28 = 327,663.88 : x
  2. Step 2: Convert to fraction form
    1,180,505.56/1,770,560.28 = 327,663.88/x
  3. Step 3: Cross multiply
    1,180,505.56x = 1,770,560.28 × 327,663.88
  4. Step 4: Simplify right side
    1,180,505.56x = 580,148,651,118.69
  5. Step 5: Solve for x
    x = 580,148,651,118.69/1,180,505.56
  6. Step 6: Final answer
    x = 491,440.85

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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.