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Finding the Third Proportional to 7,580,415 and 16,488,993.75

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Solution

The third proportional to 7,580,415 and 16,488,993.75 is: 35,867,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580,415 : 16,488,993.75 = 16,488,993.75 : x
  2. Step 2: Convert to fraction form
    7,580,415/16,488,993.75 = 16,488,993.75/x
  3. Step 3: Cross multiply
    7,580,415x = 16,488,993.75 × 16,488,993.75
  4. Step 4: Simplify right side
    7,580,415x = 271,886,914,887,539.06
  5. Step 5: Solve for x
    x = 271,886,914,887,539.06/7,580,415
  6. Step 6: Final answer
    x = 35,867,022.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.