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Finding the Third Proportional to 995,721.45 and 2,136,605.03

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Solution

The third proportional to 995,721.45 and 2,136,605.03 is: 4,584,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,721.45 : 2,136,605.03 = 2,136,605.03 : x
  2. Step 2: Convert to fraction form
    995,721.45/2,136,605.03 = 2,136,605.03/x
  3. Step 3: Cross multiply
    995,721.45x = 2,136,605.03 × 2,136,605.03
  4. Step 4: Simplify right side
    995,721.45x = 4,565,081,042,870.80
  5. Step 5: Solve for x
    x = 4,565,081,042,870.80/995,721.45
  6. Step 6: Final answer
    x = 4,584,696.89

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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.