Home / 499,049.55-748,574.33-199,576.35

Finding the Fourth Proportional to 499,049.55, 748,574.33 and 199,576.35

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Solution

The fourth proportional to 499,049.55, 748,574.33 and 199,576.35 is: 299,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,049.55 : 748,574.33 = 199,576.35 : x
  2. Step 2: Convert to fraction form
    499,049.55/748,574.33 = 199,576.35/x
  3. Step 3: Cross multiply
    499,049.55x = 748,574.33 × 199,576.35
  4. Step 4: Simplify right side
    499,049.55x = 149,397,731,487.21
  5. Step 5: Solve for x
    x = 149,397,731,487.21/499,049.55
  6. Step 6: Final answer
    x = 299,364.53

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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.