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Finding the Third Proportional to 77,598 and 168,156

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Solution

The third proportional to 77,598 and 168,156 is: 364,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,598 : 168,156 = 168,156 : x
  2. Step 2: Convert to fraction form
    77,598/168,156 = 168,156/x
  3. Step 3: Cross multiply
    77,598x = 168,156 × 168,156
  4. Step 4: Simplify right side
    77,598x = 28,276,440,336
  5. Step 5: Solve for x
    x = 28,276,440,336/77,598
  6. Step 6: Final answer
    x = 364,396.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.