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Finding the Third Proportional to 39,360 and 62,322

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Solution

The third proportional to 39,360 and 62,322 is: 98,679.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,360 : 62,322 = 62,322 : x
  2. Step 2: Convert to fraction form
    39,360/62,322 = 62,322/x
  3. Step 3: Cross multiply
    39,360x = 62,322 × 62,322
  4. Step 4: Simplify right side
    39,360x = 3,884,031,684
  5. Step 5: Solve for x
    x = 3,884,031,684/39,360
  6. Step 6: Final answer
    x = 98,679.67

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.