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Finding the Fourth Proportional to 3,017, 4,521.39 and 1,553.06

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Solution

The fourth proportional to 3,017, 4,521.39 and 1,553.06 is: 2,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017 : 4,521.39 = 1,553.06 : x
  2. Step 2: Convert to fraction form
    3,017/4,521.39 = 1,553.06/x
  3. Step 3: Cross multiply
    3,017x = 4,521.39 × 1,553.06
  4. Step 4: Simplify right side
    3,017x = 7,021,989.95
  5. Step 5: Solve for x
    x = 7,021,989.95/3,017
  6. Step 6: Final answer
    x = 2,327.47

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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.