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Finding the Third Proportional to 98,935 and 138,394.50

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Solution

The third proportional to 98,935 and 138,394.50 is: 193,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,935 : 138,394.50 = 138,394.50 : x
  2. Step 2: Convert to fraction form
    98,935/138,394.50 = 138,394.50/x
  3. Step 3: Cross multiply
    98,935x = 138,394.50 × 138,394.50
  4. Step 4: Simplify right side
    98,935x = 19,153,037,630.25
  5. Step 5: Solve for x
    x = 19,153,037,630.25/98,935
  6. Step 6: Final answer
    x = 193,592.13

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.