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Finding the Third Proportional to 1,644,876 and 2,580,916.50

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Solution

The third proportional to 1,644,876 and 2,580,916.50 is: 4,049,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,876 : 2,580,916.50 = 2,580,916.50 : x
  2. Step 2: Convert to fraction form
    1,644,876/2,580,916.50 = 2,580,916.50/x
  3. Step 3: Cross multiply
    1,644,876x = 2,580,916.50 × 2,580,916.50
  4. Step 4: Simplify right side
    1,644,876x = 6,661,129,979,972.25
  5. Step 5: Solve for x
    x = 6,661,129,979,972.25/1,644,876
  6. Step 6: Final answer
    x = 4,049,624.40

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.