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Finding the Third Proportional to 217,803.94 and 468,981.56

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Solution

The third proportional to 217,803.94 and 468,981.56 is: 1,009,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,803.94 : 468,981.56 = 468,981.56 : x
  2. Step 2: Convert to fraction form
    217,803.94/468,981.56 = 468,981.56/x
  3. Step 3: Cross multiply
    217,803.94x = 468,981.56 × 468,981.56
  4. Step 4: Simplify right side
    217,803.94x = 219,943,705,964.94
  5. Step 5: Solve for x
    x = 219,943,705,964.94/217,803.94
  6. Step 6: Final answer
    x = 1,009,824.29

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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.