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Finding the Third Proportional to 851,356.50 and 1,831,867.50

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Solution

The third proportional to 851,356.50 and 1,831,867.50 is: 3,941,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,356.50 : 1,831,867.50 = 1,831,867.50 : x
  2. Step 2: Convert to fraction form
    851,356.50/1,831,867.50 = 1,831,867.50/x
  3. Step 3: Cross multiply
    851,356.50x = 1,831,867.50 × 1,831,867.50
  4. Step 4: Simplify right side
    851,356.50x = 3,355,738,537,556.25
  5. Step 5: Solve for x
    x = 3,355,738,537,556.25/851,356.50
  6. Step 6: Final answer
    x = 3,941,637.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.