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Finding the Fourth Proportional to 1,727.74, 2,592.24 and 850.16

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Solution

The fourth proportional to 1,727.74, 2,592.24 and 850.16 is: 1,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.74 : 2,592.24 = 850.16 : x
  2. Step 2: Convert to fraction form
    1,727.74/2,592.24 = 850.16/x
  3. Step 3: Cross multiply
    1,727.74x = 2,592.24 × 850.16
  4. Step 4: Simplify right side
    1,727.74x = 2,203,818.76
  5. Step 5: Solve for x
    x = 2,203,818.76/1,727.74
  6. Step 6: Final answer
    x = 1,275.55

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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.