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Finding the Third Proportional to 606,492,615 and 866,691,997.50

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Solution

The third proportional to 606,492,615 and 866,691,997.50 is: 1,238,522,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,492,615 : 866,691,997.50 = 866,691,997.50 : x
  2. Step 2: Convert to fraction form
    606,492,615/866,691,997.50 = 866,691,997.50/x
  3. Step 3: Cross multiply
    606,492,615x = 866,691,997.50 × 866,691,997.50
  4. Step 4: Simplify right side
    606,492,615x = 751,155,018,530,540,032
  5. Step 5: Solve for x
    x = 751,155,018,530,540,032/606,492,615
  6. Step 6: Final answer
    x = 1,238,522,943.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.