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Finding the Fourth Proportional to 2,713.45, 4,064.02 and 1,726.26

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Solution

The fourth proportional to 2,713.45, 4,064.02 and 1,726.26 is: 2,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.45 : 4,064.02 = 1,726.26 : x
  2. Step 2: Convert to fraction form
    2,713.45/4,064.02 = 1,726.26/x
  3. Step 3: Cross multiply
    2,713.45x = 4,064.02 × 1,726.26
  4. Step 4: Simplify right side
    2,713.45x = 7,015,568.18
  5. Step 5: Solve for x
    x = 7,015,568.18/2,713.45
  6. Step 6: Final answer
    x = 2,585.48

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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.