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Finding the Third Proportional to 236,356 and 509,816

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Solution

The third proportional to 236,356 and 509,816 is: 1,099,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,356 : 509,816 = 509,816 : x
  2. Step 2: Convert to fraction form
    236,356/509,816 = 509,816/x
  3. Step 3: Cross multiply
    236,356x = 509,816 × 509,816
  4. Step 4: Simplify right side
    236,356x = 259,912,353,856
  5. Step 5: Solve for x
    x = 259,912,353,856/236,356
  6. Step 6: Final answer
    x = 1,099,664.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.