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Finding the Fourth Proportional to 2,295.79, 3,444.33 and 979.62

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Solution

The fourth proportional to 2,295.79, 3,444.33 and 979.62 is: 1,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.79 : 3,444.33 = 979.62 : x
  2. Step 2: Convert to fraction form
    2,295.79/3,444.33 = 979.62/x
  3. Step 3: Cross multiply
    2,295.79x = 3,444.33 × 979.62
  4. Step 4: Simplify right side
    2,295.79x = 3,374,134.55
  5. Step 5: Solve for x
    x = 3,374,134.55/2,295.79
  6. Step 6: Final answer
    x = 1,469.71

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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.