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Finding the Third Proportional to 86,482 and 110,506

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Solution

The third proportional to 86,482 and 110,506 is: 141,203.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,482 : 110,506 = 110,506 : x
  2. Step 2: Convert to fraction form
    86,482/110,506 = 110,506/x
  3. Step 3: Cross multiply
    86,482x = 110,506 × 110,506
  4. Step 4: Simplify right side
    86,482x = 12,211,576,036
  5. Step 5: Solve for x
    x = 12,211,576,036/86,482
  6. Step 6: Final answer
    x = 141,203.67

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.