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Finding the Third Proportional to 97,230 and 211,057.50

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Solution

The third proportional to 97,230 and 211,057.50 is: 458,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,230 : 211,057.50 = 211,057.50 : x
  2. Step 2: Convert to fraction form
    97,230/211,057.50 = 211,057.50/x
  3. Step 3: Cross multiply
    97,230x = 211,057.50 × 211,057.50
  4. Step 4: Simplify right side
    97,230x = 44,545,268,306.25
  5. Step 5: Solve for x
    x = 44,545,268,306.25/97,230
  6. Step 6: Final answer
    x = 458,143.25

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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.