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Finding the Fourth Proportional to 1,841.69, 2,762.72 and 867.53

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Solution

The fourth proportional to 1,841.69, 2,762.72 and 867.53 is: 1,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.69 : 2,762.72 = 867.53 : x
  2. Step 2: Convert to fraction form
    1,841.69/2,762.72 = 867.53/x
  3. Step 3: Cross multiply
    1,841.69x = 2,762.72 × 867.53
  4. Step 4: Simplify right side
    1,841.69x = 2,396,748.30
  5. Step 5: Solve for x
    x = 2,396,748.30/1,841.69
  6. Step 6: Final answer
    x = 1,301.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.