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Finding the Third Proportional to 881,989.50 and 1,913,343

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Solution

The third proportional to 881,989.50 and 1,913,343 is: 4,150,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,989.50 : 1,913,343 = 1,913,343 : x
  2. Step 2: Convert to fraction form
    881,989.50/1,913,343 = 1,913,343/x
  3. Step 3: Cross multiply
    881,989.50x = 1,913,343 × 1,913,343
  4. Step 4: Simplify right side
    881,989.50x = 3,660,881,435,649
  5. Step 5: Solve for x
    x = 3,660,881,435,649/881,989.50
  6. Step 6: Final answer
    x = 4,150,708.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.