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Finding the Third Proportional to 51,262 and 112,620

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Solution

The third proportional to 51,262 and 112,620 is: 247,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,262 : 112,620 = 112,620 : x
  2. Step 2: Convert to fraction form
    51,262/112,620 = 112,620/x
  3. Step 3: Cross multiply
    51,262x = 112,620 × 112,620
  4. Step 4: Simplify right side
    51,262x = 12,683,264,400
  5. Step 5: Solve for x
    x = 12,683,264,400/51,262
  6. Step 6: Final answer
    x = 247,420.40

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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.