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Finding the Third Proportional to 8,442,809.50 and 19,910,490

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Solution

The third proportional to 8,442,809.50 and 19,910,490 is: 46,954,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,809.50 : 19,910,490 = 19,910,490 : x
  2. Step 2: Convert to fraction form
    8,442,809.50/19,910,490 = 19,910,490/x
  3. Step 3: Cross multiply
    8,442,809.50x = 19,910,490 × 19,910,490
  4. Step 4: Simplify right side
    8,442,809.50x = 396,427,612,040,100
  5. Step 5: Solve for x
    x = 396,427,612,040,100/8,442,809.50
  6. Step 6: Final answer
    x = 46,954,466.05

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.