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Finding the Third Proportional to 1,802,972.25 and 2,807,861.63

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Solution

The third proportional to 1,802,972.25 and 2,807,861.63 is: 4,372,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,972.25 : 2,807,861.63 = 2,807,861.63 : x
  2. Step 2: Convert to fraction form
    1,802,972.25/2,807,861.63 = 2,807,861.63/x
  3. Step 3: Cross multiply
    1,802,972.25x = 2,807,861.63 × 2,807,861.63
  4. Step 4: Simplify right side
    1,802,972.25x = 7,884,086,905,147.64
  5. Step 5: Solve for x
    x = 7,884,086,905,147.64/1,802,972.25
  6. Step 6: Final answer
    x = 4,372,827.65

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.