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Finding the Third Proportional to 522,855 and 1,145,208.38

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Solution

The third proportional to 522,855 and 1,145,208.38 is: 2,508,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,855 : 1,145,208.38 = 1,145,208.38 : x
  2. Step 2: Convert to fraction form
    522,855/1,145,208.38 = 1,145,208.38/x
  3. Step 3: Cross multiply
    522,855x = 1,145,208.38 × 1,145,208.38
  4. Step 4: Simplify right side
    522,855x = 1,311,502,222,170.14
  5. Step 5: Solve for x
    x = 1,311,502,222,170.14/522,855
  6. Step 6: Final answer
    x = 2,508,347.86

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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.