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Finding the Third Proportional to 5,547.25 and 12,210.25

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Solution

The third proportional to 5,547.25 and 12,210.25 is: 26,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.25 : 12,210.25 = 12,210.25 : x
  2. Step 2: Convert to fraction form
    5,547.25/12,210.25 = 12,210.25/x
  3. Step 3: Cross multiply
    5,547.25x = 12,210.25 × 12,210.25
  4. Step 4: Simplify right side
    5,547.25x = 149,090,205.06
  5. Step 5: Solve for x
    x = 149,090,205.06/5,547.25
  6. Step 6: Final answer
    x = 26,876.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.