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Finding the Third Proportional to 9,317,419.88 and 19,086,607.13

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Solution

The third proportional to 9,317,419.88 and 19,086,607.13 is: 39,098,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317,419.88 : 19,086,607.13 = 19,086,607.13 : x
  2. Step 2: Convert to fraction form
    9,317,419.88/19,086,607.13 = 19,086,607.13/x
  3. Step 3: Cross multiply
    9,317,419.88x = 19,086,607.13 × 19,086,607.13
  4. Step 4: Simplify right side
    9,317,419.88x = 364,298,571,544,100.75
  5. Step 5: Solve for x
    x = 364,298,571,544,100.75/9,317,419.88
  6. Step 6: Final answer
    x = 39,098,653.54

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.