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Finding the Third Proportional to 117,368 and 159,466

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Solution

The third proportional to 117,368 and 159,466 is: 216,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,368 : 159,466 = 159,466 : x
  2. Step 2: Convert to fraction form
    117,368/159,466 = 159,466/x
  3. Step 3: Cross multiply
    117,368x = 159,466 × 159,466
  4. Step 4: Simplify right side
    117,368x = 25,429,405,156
  5. Step 5: Solve for x
    x = 25,429,405,156/117,368
  6. Step 6: Final answer
    x = 216,663.87

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.