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Finding the Third Proportional to 30,087 and 60,291

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Solution

The third proportional to 30,087 and 60,291 is: 120,816.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087 : 60,291 = 60,291 : x
  2. Step 2: Convert to fraction form
    30,087/60,291 = 60,291/x
  3. Step 3: Cross multiply
    30,087x = 60,291 × 60,291
  4. Step 4: Simplify right side
    30,087x = 3,635,004,681
  5. Step 5: Solve for x
    x = 3,635,004,681/30,087
  6. Step 6: Final answer
    x = 120,816.45

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Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.