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Finding the Third Proportional to 1,881,280 and 4,135,808

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Solution

The third proportional to 1,881,280 and 4,135,808 is: 9,092,164.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,280 : 4,135,808 = 4,135,808 : x
  2. Step 2: Convert to fraction form
    1,881,280/4,135,808 = 4,135,808/x
  3. Step 3: Cross multiply
    1,881,280x = 4,135,808 × 4,135,808
  4. Step 4: Simplify right side
    1,881,280x = 17,104,907,812,864
  5. Step 5: Solve for x
    x = 17,104,907,812,864/1,881,280
  6. Step 6: Final answer
    x = 9,092,164.81

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.