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Finding the Fourth Proportional to 311,301.45, 466,952.18 and 283,253.18

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Solution

The fourth proportional to 311,301.45, 466,952.18 and 283,253.18 is: 424,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,301.45 : 466,952.18 = 283,253.18 : x
  2. Step 2: Convert to fraction form
    311,301.45/466,952.18 = 283,253.18/x
  3. Step 3: Cross multiply
    311,301.45x = 466,952.18 × 283,253.18
  4. Step 4: Simplify right side
    311,301.45x = 132,265,686,141.91
  5. Step 5: Solve for x
    x = 132,265,686,141.91/311,301.45
  6. Step 6: Final answer
    x = 424,879.76

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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.