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Finding the Third Proportional to 157,126 and 323,468

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Solution

The third proportional to 157,126 and 323,468 is: 665,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,126 : 323,468 = 323,468 : x
  2. Step 2: Convert to fraction form
    157,126/323,468 = 323,468/x
  3. Step 3: Cross multiply
    157,126x = 323,468 × 323,468
  4. Step 4: Simplify right side
    157,126x = 104,631,547,024
  5. Step 5: Solve for x
    x = 104,631,547,024/157,126
  6. Step 6: Final answer
    x = 665,908.55

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.