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Finding the Fourth Proportional to 2,295.82, 3,443.64 and 979.03

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Solution

The fourth proportional to 2,295.82, 3,443.64 and 979.03 is: 1,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.82 : 3,443.64 = 979.03 : x
  2. Step 2: Convert to fraction form
    2,295.82/3,443.64 = 979.03/x
  3. Step 3: Cross multiply
    2,295.82x = 3,443.64 × 979.03
  4. Step 4: Simplify right side
    2,295.82x = 3,371,426.87
  5. Step 5: Solve for x
    x = 3,371,426.87/2,295.82
  6. Step 6: Final answer
    x = 1,468.51

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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.