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Finding the Third Proportional to 117,466 and 178,953

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Solution

The third proportional to 117,466 and 178,953 is: 272,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,466 : 178,953 = 178,953 : x
  2. Step 2: Convert to fraction form
    117,466/178,953 = 178,953/x
  3. Step 3: Cross multiply
    117,466x = 178,953 × 178,953
  4. Step 4: Simplify right side
    117,466x = 32,024,176,209
  5. Step 5: Solve for x
    x = 32,024,176,209/117,466
  6. Step 6: Final answer
    x = 272,625.07

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.