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Finding the Third Proportional to 2,758,315.50 and 4,281,816

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Solution

The third proportional to 2,758,315.50 and 4,281,816 is: 6,646,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,315.50 : 4,281,816 = 4,281,816 : x
  2. Step 2: Convert to fraction form
    2,758,315.50/4,281,816 = 4,281,816/x
  3. Step 3: Cross multiply
    2,758,315.50x = 4,281,816 × 4,281,816
  4. Step 4: Simplify right side
    2,758,315.50x = 18,333,948,257,856
  5. Step 5: Solve for x
    x = 18,333,948,257,856/2,758,315.50
  6. Step 6: Final answer
    x = 6,646,791.59

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.