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Finding the Third Proportional to 114,798 and 153,972

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Solution

The third proportional to 114,798 and 153,972 is: 206,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,798 : 153,972 = 153,972 : x
  2. Step 2: Convert to fraction form
    114,798/153,972 = 153,972/x
  3. Step 3: Cross multiply
    114,798x = 153,972 × 153,972
  4. Step 4: Simplify right side
    114,798x = 23,707,376,784
  5. Step 5: Solve for x
    x = 23,707,376,784/114,798
  6. Step 6: Final answer
    x = 206,513.85

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.