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Finding the Fourth Proportional to 1,882.88, 2,595.12 and 1,770.02

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Solution

The fourth proportional to 1,882.88, 2,595.12 and 1,770.02 is: 2,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.88 : 2,595.12 = 1,770.02 : x
  2. Step 2: Convert to fraction form
    1,882.88/2,595.12 = 1,770.02/x
  3. Step 3: Cross multiply
    1,882.88x = 2,595.12 × 1,770.02
  4. Step 4: Simplify right side
    1,882.88x = 4,593,414.30
  5. Step 5: Solve for x
    x = 4,593,414.30/1,882.88
  6. Step 6: Final answer
    x = 2,439.57

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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.