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Finding the Fourth Proportional to 1,596.65, 2,203.49 and 888.55

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Solution

The fourth proportional to 1,596.65, 2,203.49 and 888.55 is: 1,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.65 : 2,203.49 = 888.55 : x
  2. Step 2: Convert to fraction form
    1,596.65/2,203.49 = 888.55/x
  3. Step 3: Cross multiply
    1,596.65x = 2,203.49 × 888.55
  4. Step 4: Simplify right side
    1,596.65x = 1,957,901.09
  5. Step 5: Solve for x
    x = 1,957,901.09/1,596.65
  6. Step 6: Final answer
    x = 1,226.26

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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.