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Finding the Fourth Proportional to 963.09, 1,452.13 and 882.09

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Solution

The fourth proportional to 963.09, 1,452.13 and 882.09 is: 1,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.09 : 1,452.13 = 882.09 : x
  2. Step 2: Convert to fraction form
    963.09/1,452.13 = 882.09/x
  3. Step 3: Cross multiply
    963.09x = 1,452.13 × 882.09
  4. Step 4: Simplify right side
    963.09x = 1,280,907.15
  5. Step 5: Solve for x
    x = 1,280,907.15/963.09
  6. Step 6: Final answer
    x = 1,330.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.