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Finding the Third Proportional to 36,368 and 55,880

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Solution

The third proportional to 36,368 and 55,880 is: 85,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,368 : 55,880 = 55,880 : x
  2. Step 2: Convert to fraction form
    36,368/55,880 = 55,880/x
  3. Step 3: Cross multiply
    36,368x = 55,880 × 55,880
  4. Step 4: Simplify right side
    36,368x = 3,122,574,400
  5. Step 5: Solve for x
    x = 3,122,574,400/36,368
  6. Step 6: Final answer
    x = 85,860.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.