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Finding the Third Proportional to 16,783,122.75 and 25,916,078.75

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Solution

The third proportional to 16,783,122.75 and 25,916,078.75 is: 40,018,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783,122.75 : 25,916,078.75 = 25,916,078.75 : x
  2. Step 2: Convert to fraction form
    16,783,122.75/25,916,078.75 = 25,916,078.75/x
  3. Step 3: Cross multiply
    16,783,122.75x = 25,916,078.75 × 25,916,078.75
  4. Step 4: Simplify right side
    16,783,122.75x = 671,643,137,776,201.50
  5. Step 5: Solve for x
    x = 671,643,137,776,201.50/16,783,122.75
  6. Step 6: Final answer
    x = 40,018,961.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.