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Finding the Third Proportional to 12,210.75 and 27,603.28

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Solution

The third proportional to 12,210.75 and 27,603.28 is: 62,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210.75 : 27,603.28 = 27,603.28 : x
  2. Step 2: Convert to fraction form
    12,210.75/27,603.28 = 27,603.28/x
  3. Step 3: Cross multiply
    12,210.75x = 27,603.28 × 27,603.28
  4. Step 4: Simplify right side
    12,210.75x = 761,941,135.77
  5. Step 5: Solve for x
    x = 761,941,135.77/12,210.75
  6. Step 6: Final answer
    x = 62,399.21

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.