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Finding the Third Proportional to 14,845 and 35,478

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Solution

The third proportional to 14,845 and 35,478 is: 84,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845 : 35,478 = 35,478 : x
  2. Step 2: Convert to fraction form
    14,845/35,478 = 35,478/x
  3. Step 3: Cross multiply
    14,845x = 35,478 × 35,478
  4. Step 4: Simplify right side
    14,845x = 1,258,688,484
  5. Step 5: Solve for x
    x = 1,258,688,484/14,845
  6. Step 6: Final answer
    x = 84,788.72

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.