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Finding the Fourth Proportional to 2,901, 4,352.24 and 849

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Solution

The fourth proportional to 2,901, 4,352.24 and 849 is: 1,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901 : 4,352.24 = 849 : x
  2. Step 2: Convert to fraction form
    2,901/4,352.24 = 849/x
  3. Step 3: Cross multiply
    2,901x = 4,352.24 × 849
  4. Step 4: Simplify right side
    2,901x = 3,695,051.76
  5. Step 5: Solve for x
    x = 3,695,051.76/2,901
  6. Step 6: Final answer
    x = 1,273.72

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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.