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Finding the Fourth Proportional to 1,957.03, 2,701.02 and 1,171.54

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Solution

The fourth proportional to 1,957.03, 2,701.02 and 1,171.54 is: 1,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.03 : 2,701.02 = 1,171.54 : x
  2. Step 2: Convert to fraction form
    1,957.03/2,701.02 = 1,171.54/x
  3. Step 3: Cross multiply
    1,957.03x = 2,701.02 × 1,171.54
  4. Step 4: Simplify right side
    1,957.03x = 3,164,352.97
  5. Step 5: Solve for x
    x = 3,164,352.97/1,957.03
  6. Step 6: Final answer
    x = 1,616.92

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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.