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Finding the Third Proportional to 486,603 and 1,067,935.50

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Solution

The third proportional to 486,603 and 1,067,935.50 is: 2,343,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,603 : 1,067,935.50 = 1,067,935.50 : x
  2. Step 2: Convert to fraction form
    486,603/1,067,935.50 = 1,067,935.50/x
  3. Step 3: Cross multiply
    486,603x = 1,067,935.50 × 1,067,935.50
  4. Step 4: Simplify right side
    486,603x = 1,140,486,232,160.25
  5. Step 5: Solve for x
    x = 1,140,486,232,160.25/486,603
  6. Step 6: Final answer
    x = 2,343,771.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.