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Finding the Third Proportional to 1,664,748.28 and 3,582,155.81

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Solution

The third proportional to 1,664,748.28 and 3,582,155.81 is: 7,707,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,748.28 : 3,582,155.81 = 3,582,155.81 : x
  2. Step 2: Convert to fraction form
    1,664,748.28/3,582,155.81 = 3,582,155.81/x
  3. Step 3: Cross multiply
    1,664,748.28x = 3,582,155.81 × 3,582,155.81
  4. Step 4: Simplify right side
    1,664,748.28x = 12,831,840,265,027.54
  5. Step 5: Solve for x
    x = 12,831,840,265,027.54/1,664,748.28
  6. Step 6: Final answer
    x = 7,707,976.28

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