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Finding the Third Proportional to 200,799 and 432,702

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Solution

The third proportional to 200,799 and 432,702 is: 932,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,799 : 432,702 = 432,702 : x
  2. Step 2: Convert to fraction form
    200,799/432,702 = 432,702/x
  3. Step 3: Cross multiply
    200,799x = 432,702 × 432,702
  4. Step 4: Simplify right side
    200,799x = 187,231,020,804
  5. Step 5: Solve for x
    x = 187,231,020,804/200,799
  6. Step 6: Final answer
    x = 932,430.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.