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Finding the Third Proportional to 36,506 and 79,210

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Solution

The third proportional to 36,506 and 79,210 is: 171,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506 : 79,210 = 79,210 : x
  2. Step 2: Convert to fraction form
    36,506/79,210 = 79,210/x
  3. Step 3: Cross multiply
    36,506x = 79,210 × 79,210
  4. Step 4: Simplify right side
    36,506x = 6,274,224,100
  5. Step 5: Solve for x
    x = 6,274,224,100/36,506
  6. Step 6: Final answer
    x = 171,868.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.