Home / 283,476.20-424,631.10-194,829.80

Finding the Fourth Proportional to 283,476.20, 424,631.10 and 194,829.80

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Solution

The fourth proportional to 283,476.20, 424,631.10 and 194,829.80 is: 291,843.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,476.20 : 424,631.10 = 194,829.80 : x
  2. Step 2: Convert to fraction form
    283,476.20/424,631.10 = 194,829.80/x
  3. Step 3: Cross multiply
    283,476.20x = 424,631.10 × 194,829.80
  4. Step 4: Simplify right side
    283,476.20x = 82,730,792,286.78
  5. Step 5: Solve for x
    x = 82,730,792,286.78/283,476.20
  6. Step 6: Final answer
    x = 291,843.87

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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.