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Finding the Third Proportional to 240,628 and 522,816

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Solution

The third proportional to 240,628 and 522,816 is: 1,135,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,628 : 522,816 = 522,816 : x
  2. Step 2: Convert to fraction form
    240,628/522,816 = 522,816/x
  3. Step 3: Cross multiply
    240,628x = 522,816 × 522,816
  4. Step 4: Simplify right side
    240,628x = 273,336,569,856
  5. Step 5: Solve for x
    x = 273,336,569,856/240,628
  6. Step 6: Final answer
    x = 1,135,930.02

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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.