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Finding the Third Proportional to 114,914 and 178,347

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Solution

The third proportional to 114,914 and 178,347 is: 276,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,914 : 178,347 = 178,347 : x
  2. Step 2: Convert to fraction form
    114,914/178,347 = 178,347/x
  3. Step 3: Cross multiply
    114,914x = 178,347 × 178,347
  4. Step 4: Simplify right side
    114,914x = 31,807,652,409
  5. Step 5: Solve for x
    x = 31,807,652,409/114,914
  6. Step 6: Final answer
    x = 276,795.28

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.