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Finding the Third Proportional to 835,899.75 and 1,831,990.50

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Solution

The third proportional to 835,899.75 and 1,831,990.50 is: 4,015,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,899.75 : 1,831,990.50 = 1,831,990.50 : x
  2. Step 2: Convert to fraction form
    835,899.75/1,831,990.50 = 1,831,990.50/x
  3. Step 3: Cross multiply
    835,899.75x = 1,831,990.50 × 1,831,990.50
  4. Step 4: Simplify right side
    835,899.75x = 3,356,189,192,090.25
  5. Step 5: Solve for x
    x = 3,356,189,192,090.25/835,899.75
  6. Step 6: Final answer
    x = 4,015,061.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.