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Finding the Third Proportional to 4,317,593.63 and 9,307,758.09

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Solution

The third proportional to 4,317,593.63 and 9,307,758.09 is: 20,065,427.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,593.63 : 9,307,758.09 = 9,307,758.09 : x
  2. Step 2: Convert to fraction form
    4,317,593.63/9,307,758.09 = 9,307,758.09/x
  3. Step 3: Cross multiply
    4,317,593.63x = 9,307,758.09 × 9,307,758.09
  4. Step 4: Simplify right side
    4,317,593.63x = 86,634,360,731,768.64
  5. Step 5: Solve for x
    x = 86,634,360,731,768.64/4,317,593.63
  6. Step 6: Final answer
    x = 20,065,427.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.