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Finding the Third Proportional to 147,932 and 323,485

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Solution

The third proportional to 147,932 and 323,485 is: 707,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,932 : 323,485 = 323,485 : x
  2. Step 2: Convert to fraction form
    147,932/323,485 = 323,485/x
  3. Step 3: Cross multiply
    147,932x = 323,485 × 323,485
  4. Step 4: Simplify right side
    147,932x = 104,642,545,225
  5. Step 5: Solve for x
    x = 104,642,545,225/147,932
  6. Step 6: Final answer
    x = 707,369.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.