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Finding the Fourth Proportional to 2,593.38, 3,888.01 and 949.01

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Solution

The fourth proportional to 2,593.38, 3,888.01 and 949.01 is: 1,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.38 : 3,888.01 = 949.01 : x
  2. Step 2: Convert to fraction form
    2,593.38/3,888.01 = 949.01/x
  3. Step 3: Cross multiply
    2,593.38x = 3,888.01 × 949.01
  4. Step 4: Simplify right side
    2,593.38x = 3,689,755.63
  5. Step 5: Solve for x
    x = 3,689,755.63/2,593.38
  6. Step 6: Final answer
    x = 1,422.76

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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.