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Finding the Third Proportional to 888,408 and 1,374,138

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Solution

The third proportional to 888,408 and 1,374,138 is: 2,125,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,408 : 1,374,138 = 1,374,138 : x
  2. Step 2: Convert to fraction form
    888,408/1,374,138 = 1,374,138/x
  3. Step 3: Cross multiply
    888,408x = 1,374,138 × 1,374,138
  4. Step 4: Simplify right side
    888,408x = 1,888,255,243,044
  5. Step 5: Solve for x
    x = 1,888,255,243,044/888,408
  6. Step 6: Final answer
    x = 2,125,437.01

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.