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Finding the Third Proportional to 3,571,442 and 5,389,365

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Solution

The third proportional to 3,571,442 and 5,389,365 is: 8,132,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,442 : 5,389,365 = 5,389,365 : x
  2. Step 2: Convert to fraction form
    3,571,442/5,389,365 = 5,389,365/x
  3. Step 3: Cross multiply
    3,571,442x = 5,389,365 × 5,389,365
  4. Step 4: Simplify right side
    3,571,442x = 29,045,255,103,225
  5. Step 5: Solve for x
    x = 29,045,255,103,225/3,571,442
  6. Step 6: Final answer
    x = 8,132,640.85

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.