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Finding the Third Proportional to 99,226 and 214,367.50

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Solution

The third proportional to 99,226 and 214,367.50 is: 463,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,226 : 214,367.50 = 214,367.50 : x
  2. Step 2: Convert to fraction form
    99,226/214,367.50 = 214,367.50/x
  3. Step 3: Cross multiply
    99,226x = 214,367.50 × 214,367.50
  4. Step 4: Simplify right side
    99,226x = 45,953,425,056.25
  5. Step 5: Solve for x
    x = 45,953,425,056.25/99,226
  6. Step 6: Final answer
    x = 463,118.79

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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.