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Finding the Third Proportional to 216,936 and 467,210.25

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Solution

The third proportional to 216,936 and 467,210.25 is: 1,006,220.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,936 : 467,210.25 = 467,210.25 : x
  2. Step 2: Convert to fraction form
    216,936/467,210.25 = 467,210.25/x
  3. Step 3: Cross multiply
    216,936x = 467,210.25 × 467,210.25
  4. Step 4: Simplify right side
    216,936x = 218,285,417,705.06
  5. Step 5: Solve for x
    x = 218,285,417,705.06/216,936
  6. Step 6: Final answer
    x = 1,006,220.35

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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.