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Finding the Third Proportional to 4,426,375.78 and 7,038,327.09

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Solution

The third proportional to 4,426,375.78 and 7,038,327.09 is: 11,191,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426,375.78 : 7,038,327.09 = 7,038,327.09 : x
  2. Step 2: Convert to fraction form
    4,426,375.78/7,038,327.09 = 7,038,327.09/x
  3. Step 3: Cross multiply
    4,426,375.78x = 7,038,327.09 × 7,038,327.09
  4. Step 4: Simplify right side
    4,426,375.78x = 49,538,048,278,615.32
  5. Step 5: Solve for x
    x = 49,538,048,278,615.32/4,426,375.78
  6. Step 6: Final answer
    x = 11,191,559.58

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.