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Finding the Third Proportional to 193,893 and 410,140

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Solution

The third proportional to 193,893 and 410,140 is: 867,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,893 : 410,140 = 410,140 : x
  2. Step 2: Convert to fraction form
    193,893/410,140 = 410,140/x
  3. Step 3: Cross multiply
    193,893x = 410,140 × 410,140
  4. Step 4: Simplify right side
    193,893x = 168,214,819,600
  5. Step 5: Solve for x
    x = 168,214,819,600/193,893
  6. Step 6: Final answer
    x = 867,565.20

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.