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Finding the Third Proportional to 12,210 and 26,000

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Solution

The third proportional to 12,210 and 26,000 is: 55,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210 : 26,000 = 26,000 : x
  2. Step 2: Convert to fraction form
    12,210/26,000 = 26,000/x
  3. Step 3: Cross multiply
    12,210x = 26,000 × 26,000
  4. Step 4: Simplify right side
    12,210x = 676,000,000
  5. Step 5: Solve for x
    x = 676,000,000/12,210
  6. Step 6: Final answer
    x = 55,364.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.