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Finding the Third Proportional to 45,930 and 98,421.75

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Solution

The third proportional to 45,930 and 98,421.75 is: 210,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,930 : 98,421.75 = 98,421.75 : x
  2. Step 2: Convert to fraction form
    45,930/98,421.75 = 98,421.75/x
  3. Step 3: Cross multiply
    45,930x = 98,421.75 × 98,421.75
  4. Step 4: Simplify right side
    45,930x = 9,686,840,873.06
  5. Step 5: Solve for x
    x = 9,686,840,873.06/45,930
  6. Step 6: Final answer
    x = 210,904.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.