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Finding the Third Proportional to 1,876,494 and 4,089,787.50

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Solution

The third proportional to 1,876,494 and 4,089,787.50 is: 8,913,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,494 : 4,089,787.50 = 4,089,787.50 : x
  2. Step 2: Convert to fraction form
    1,876,494/4,089,787.50 = 4,089,787.50/x
  3. Step 3: Cross multiply
    1,876,494x = 4,089,787.50 × 4,089,787.50
  4. Step 4: Simplify right side
    1,876,494x = 16,726,361,795,156.25
  5. Step 5: Solve for x
    x = 16,726,361,795,156.25/1,876,494
  6. Step 6: Final answer
    x = 8,913,623.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.