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Finding the Fourth Proportional to 7,292.98, 10,932.99 and 3,395.26

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Solution

The fourth proportional to 7,292.98, 10,932.99 and 3,395.26 is: 5,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.98 : 10,932.99 = 3,395.26 : x
  2. Step 2: Convert to fraction form
    7,292.98/10,932.99 = 3,395.26/x
  3. Step 3: Cross multiply
    7,292.98x = 10,932.99 × 3,395.26
  4. Step 4: Simplify right side
    7,292.98x = 37,120,343.63
  5. Step 5: Solve for x
    x = 37,120,343.63/7,292.98
  6. Step 6: Final answer
    x = 5,089.87

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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.