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Finding the Fourth Proportional to 5,291.82, 7,302.69 and 2,934.12

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Solution

The fourth proportional to 5,291.82, 7,302.69 and 2,934.12 is: 4,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.82 : 7,302.69 = 2,934.12 : x
  2. Step 2: Convert to fraction form
    5,291.82/7,302.69 = 2,934.12/x
  3. Step 3: Cross multiply
    5,291.82x = 7,302.69 × 2,934.12
  4. Step 4: Simplify right side
    5,291.82x = 21,426,968.78
  5. Step 5: Solve for x
    x = 21,426,968.78/5,291.82
  6. Step 6: Final answer
    x = 4,049.07

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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.