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Finding the Third Proportional to 410,740 and 610,086

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Solution

The third proportional to 410,740 and 610,086 is: 906,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,740 : 610,086 = 610,086 : x
  2. Step 2: Convert to fraction form
    410,740/610,086 = 610,086/x
  3. Step 3: Cross multiply
    410,740x = 610,086 × 610,086
  4. Step 4: Simplify right side
    410,740x = 372,204,927,396
  5. Step 5: Solve for x
    x = 372,204,927,396/410,740
  6. Step 6: Final answer
    x = 906,181.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.