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Finding the Third Proportional to 4,684.25 and 7,001.25

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Solution

The third proportional to 4,684.25 and 7,001.25 is: 10,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.25 : 7,001.25 = 7,001.25 : x
  2. Step 2: Convert to fraction form
    4,684.25/7,001.25 = 7,001.25/x
  3. Step 3: Cross multiply
    4,684.25x = 7,001.25 × 7,001.25
  4. Step 4: Simplify right side
    4,684.25x = 49,017,501.56
  5. Step 5: Solve for x
    x = 49,017,501.56/4,684.25
  6. Step 6: Final answer
    x = 10,464.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.