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Finding the Fourth Proportional to 1,441.08, 1,988.61 and 882.48

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Solution

The fourth proportional to 1,441.08, 1,988.61 and 882.48 is: 1,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441.08 : 1,988.61 = 882.48 : x
  2. Step 2: Convert to fraction form
    1,441.08/1,988.61 = 882.48/x
  3. Step 3: Cross multiply
    1,441.08x = 1,988.61 × 882.48
  4. Step 4: Simplify right side
    1,441.08x = 1,754,908.55
  5. Step 5: Solve for x
    x = 1,754,908.55/1,441.08
  6. Step 6: Final answer
    x = 1,217.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.