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Finding the Fourth Proportional to 2,652.46, 3,660.07 and 1,575.57

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Solution

The fourth proportional to 2,652.46, 3,660.07 and 1,575.57 is: 2,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.46 : 3,660.07 = 1,575.57 : x
  2. Step 2: Convert to fraction form
    2,652.46/3,660.07 = 1,575.57/x
  3. Step 3: Cross multiply
    2,652.46x = 3,660.07 × 1,575.57
  4. Step 4: Simplify right side
    2,652.46x = 5,766,696.49
  5. Step 5: Solve for x
    x = 5,766,696.49/2,652.46
  6. Step 6: Final answer
    x = 2,174.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.