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Finding the Third Proportional to 102,063.50 and 221,653.25

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Solution

The third proportional to 102,063.50 and 221,653.25 is: 481,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,063.50 : 221,653.25 = 221,653.25 : x
  2. Step 2: Convert to fraction form
    102,063.50/221,653.25 = 221,653.25/x
  3. Step 3: Cross multiply
    102,063.50x = 221,653.25 × 221,653.25
  4. Step 4: Simplify right side
    102,063.50x = 49,130,163,235.56
  5. Step 5: Solve for x
    x = 49,130,163,235.56/102,063.50
  6. Step 6: Final answer
    x = 481,368.59

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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.