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Finding the Third Proportional to 199,624 and 432,823

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Solution

The third proportional to 199,624 and 432,823 is: 938,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,624 : 432,823 = 432,823 : x
  2. Step 2: Convert to fraction form
    199,624/432,823 = 432,823/x
  3. Step 3: Cross multiply
    199,624x = 432,823 × 432,823
  4. Step 4: Simplify right side
    199,624x = 187,335,749,329
  5. Step 5: Solve for x
    x = 187,335,749,329/199,624
  6. Step 6: Final answer
    x = 938,443.02

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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.