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Finding the Third Proportional to 157,803 and 344,523

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Solution

The third proportional to 157,803 and 344,523 is: 752,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,803 : 344,523 = 344,523 : x
  2. Step 2: Convert to fraction form
    157,803/344,523 = 344,523/x
  3. Step 3: Cross multiply
    157,803x = 344,523 × 344,523
  4. Step 4: Simplify right side
    157,803x = 118,696,097,529
  5. Step 5: Solve for x
    x = 118,696,097,529/157,803
  6. Step 6: Final answer
    x = 752,178.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.