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Finding the Third Proportional to 39,368 and 53,037

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Solution

The third proportional to 39,368 and 53,037 is: 71,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368 : 53,037 = 53,037 : x
  2. Step 2: Convert to fraction form
    39,368/53,037 = 53,037/x
  3. Step 3: Cross multiply
    39,368x = 53,037 × 53,037
  4. Step 4: Simplify right side
    39,368x = 2,812,923,369
  5. Step 5: Solve for x
    x = 2,812,923,369/39,368
  6. Step 6: Final answer
    x = 71,452.03

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.