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Finding the Fourth Proportional to 1,734.80, 2,604.32 and 1,726.88

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Solution

The fourth proportional to 1,734.80, 2,604.32 and 1,726.88 is: 2,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.80 : 2,604.32 = 1,726.88 : x
  2. Step 2: Convert to fraction form
    1,734.80/2,604.32 = 1,726.88/x
  3. Step 3: Cross multiply
    1,734.80x = 2,604.32 × 1,726.88
  4. Step 4: Simplify right side
    1,734.80x = 4,497,348.12
  5. Step 5: Solve for x
    x = 4,497,348.12/1,734.80
  6. Step 6: Final answer
    x = 2,592.43

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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.