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Finding the Third Proportional to 97,798.50 and 214,281

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Solution

The third proportional to 97,798.50 and 214,281 is: 469,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,798.50 : 214,281 = 214,281 : x
  2. Step 2: Convert to fraction form
    97,798.50/214,281 = 214,281/x
  3. Step 3: Cross multiply
    97,798.50x = 214,281 × 214,281
  4. Step 4: Simplify right side
    97,798.50x = 45,916,346,961
  5. Step 5: Solve for x
    x = 45,916,346,961/97,798.50
  6. Step 6: Final answer
    x = 469,499.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.