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Finding the Third Proportional to 48,278 and 105,484

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Solution

The third proportional to 48,278 and 105,484 is: 230,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278 : 105,484 = 105,484 : x
  2. Step 2: Convert to fraction form
    48,278/105,484 = 105,484/x
  3. Step 3: Cross multiply
    48,278x = 105,484 × 105,484
  4. Step 4: Simplify right side
    48,278x = 11,126,874,256
  5. Step 5: Solve for x
    x = 11,126,874,256/48,278
  6. Step 6: Final answer
    x = 230,475.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.