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Finding the Third Proportional to 5,612,578.50 and 8,208,916

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Solution

The third proportional to 5,612,578.50 and 8,208,916 is: 12,006,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612,578.50 : 8,208,916 = 8,208,916 : x
  2. Step 2: Convert to fraction form
    5,612,578.50/8,208,916 = 8,208,916/x
  3. Step 3: Cross multiply
    5,612,578.50x = 8,208,916 × 8,208,916
  4. Step 4: Simplify right side
    5,612,578.50x = 67,386,301,895,056
  5. Step 5: Solve for x
    x = 67,386,301,895,056/5,612,578.50
  6. Step 6: Final answer
    x = 12,006,300.12

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.