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Finding the Third Proportional to 114,320 and 178,797

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Solution

The third proportional to 114,320 and 178,797 is: 279,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,320 : 178,797 = 178,797 : x
  2. Step 2: Convert to fraction form
    114,320/178,797 = 178,797/x
  3. Step 3: Cross multiply
    114,320x = 178,797 × 178,797
  4. Step 4: Simplify right side
    114,320x = 31,968,367,209
  5. Step 5: Solve for x
    x = 31,968,367,209/114,320
  6. Step 6: Final answer
    x = 279,639.32

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.