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Finding the Third Proportional to 103,631.63 and 223,119

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Solution

The third proportional to 103,631.63 and 223,119 is: 480,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,631.63 : 223,119 = 223,119 : x
  2. Step 2: Convert to fraction form
    103,631.63/223,119 = 223,119/x
  3. Step 3: Cross multiply
    103,631.63x = 223,119 × 223,119
  4. Step 4: Simplify right side
    103,631.63x = 49,782,088,161
  5. Step 5: Solve for x
    x = 49,782,088,161/103,631.63
  6. Step 6: Final answer
    x = 480,375.45

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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.