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Finding the Third Proportional to 4,045,837.50 and 8,665,557.75

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Solution

The third proportional to 4,045,837.50 and 8,665,557.75 is: 18,560,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045,837.50 : 8,665,557.75 = 8,665,557.75 : x
  2. Step 2: Convert to fraction form
    4,045,837.50/8,665,557.75 = 8,665,557.75/x
  3. Step 3: Cross multiply
    4,045,837.50x = 8,665,557.75 × 8,665,557.75
  4. Step 4: Simplify right side
    4,045,837.50x = 75,091,891,118,585.06
  5. Step 5: Solve for x
    x = 75,091,891,118,585.06/4,045,837.50
  6. Step 6: Final answer
    x = 18,560,283.53

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.