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Finding the Third Proportional to 28,480.75 and 62,323

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Solution

The third proportional to 28,480.75 and 62,323 is: 136,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,480.75 : 62,323 = 62,323 : x
  2. Step 2: Convert to fraction form
    28,480.75/62,323 = 62,323/x
  3. Step 3: Cross multiply
    28,480.75x = 62,323 × 62,323
  4. Step 4: Simplify right side
    28,480.75x = 3,884,156,329
  5. Step 5: Solve for x
    x = 3,884,156,329/28,480.75
  6. Step 6: Final answer
    x = 136,378.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.