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Finding the Fourth Proportional to 7,044.62, 9,721.56 and 4,060.44

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Solution

The fourth proportional to 7,044.62, 9,721.56 and 4,060.44 is: 5,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.62 : 9,721.56 = 4,060.44 : x
  2. Step 2: Convert to fraction form
    7,044.62/9,721.56 = 4,060.44/x
  3. Step 3: Cross multiply
    7,044.62x = 9,721.56 × 4,060.44
  4. Step 4: Simplify right side
    7,044.62x = 39,473,811.09
  5. Step 5: Solve for x
    x = 39,473,811.09/7,044.62
  6. Step 6: Final answer
    x = 5,603.40

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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.