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Finding the Third Proportional to 55,638,644 and 119,504,280

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Solution

The third proportional to 55,638,644 and 119,504,280 is: 256,679,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,638,644 : 119,504,280 = 119,504,280 : x
  2. Step 2: Convert to fraction form
    55,638,644/119,504,280 = 119,504,280/x
  3. Step 3: Cross multiply
    55,638,644x = 119,504,280 × 119,504,280
  4. Step 4: Simplify right side
    55,638,644x = 14,281,272,938,318,400
  5. Step 5: Solve for x
    x = 14,281,272,938,318,400/55,638,644
  6. Step 6: Final answer
    x = 256,679,025.79

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.