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Finding the Fourth Proportional to 2,724.51, 3,760.04 and 1,545.63

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Solution

The fourth proportional to 2,724.51, 3,760.04 and 1,545.63 is: 2,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.51 : 3,760.04 = 1,545.63 : x
  2. Step 2: Convert to fraction form
    2,724.51/3,760.04 = 1,545.63/x
  3. Step 3: Cross multiply
    2,724.51x = 3,760.04 × 1,545.63
  4. Step 4: Simplify right side
    2,724.51x = 5,811,622.90
  5. Step 5: Solve for x
    x = 5,811,622.90/2,724.51
  6. Step 6: Final answer
    x = 2,133.09

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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.