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Finding the Fourth Proportional to 293,589.55, 440,384.33 and 83,229.31

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Solution

The fourth proportional to 293,589.55, 440,384.33 and 83,229.31 is: 124,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,589.55 : 440,384.33 = 83,229.31 : x
  2. Step 2: Convert to fraction form
    293,589.55/440,384.33 = 83,229.31/x
  3. Step 3: Cross multiply
    293,589.55x = 440,384.33 × 83,229.31
  4. Step 4: Simplify right side
    293,589.55x = 36,652,883,920.71
  5. Step 5: Solve for x
    x = 36,652,883,920.71/293,589.55
  6. Step 6: Final answer
    x = 124,843.97

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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.