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Finding the Third Proportional to 2,175.61 and 4,704.33

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Solution

The third proportional to 2,175.61 and 4,704.33 is: 10,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.61 : 4,704.33 = 4,704.33 : x
  2. Step 2: Convert to fraction form
    2,175.61/4,704.33 = 4,704.33/x
  3. Step 3: Cross multiply
    2,175.61x = 4,704.33 × 4,704.33
  4. Step 4: Simplify right side
    2,175.61x = 22,130,703.11
  5. Step 5: Solve for x
    x = 22,130,703.11/2,175.61
  6. Step 6: Final answer
    x = 10,172.19

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.