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Finding the Third Proportional to 3,811,893 and 5,590,683

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Solution

The third proportional to 3,811,893 and 5,590,683 is: 8,199,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,893 : 5,590,683 = 5,590,683 : x
  2. Step 2: Convert to fraction form
    3,811,893/5,590,683 = 5,590,683/x
  3. Step 3: Cross multiply
    3,811,893x = 5,590,683 × 5,590,683
  4. Step 4: Simplify right side
    3,811,893x = 31,255,736,406,489
  5. Step 5: Solve for x
    x = 31,255,736,406,489/3,811,893
  6. Step 6: Final answer
    x = 8,199,531.42

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.