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Finding the Third Proportional to 8,840 and 14,076

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Solution

The third proportional to 8,840 and 14,076 is: 22,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840 : 14,076 = 14,076 : x
  2. Step 2: Convert to fraction form
    8,840/14,076 = 14,076/x
  3. Step 3: Cross multiply
    8,840x = 14,076 × 14,076
  4. Step 4: Simplify right side
    8,840x = 198,133,776
  5. Step 5: Solve for x
    x = 198,133,776/8,840
  6. Step 6: Final answer
    x = 22,413.32

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.