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Finding the Third Proportional to 964,291.50 and 2,100,019.50

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Solution

The third proportional to 964,291.50 and 2,100,019.50 is: 4,573,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,291.50 : 2,100,019.50 = 2,100,019.50 : x
  2. Step 2: Convert to fraction form
    964,291.50/2,100,019.50 = 2,100,019.50/x
  3. Step 3: Cross multiply
    964,291.50x = 2,100,019.50 × 2,100,019.50
  4. Step 4: Simplify right side
    964,291.50x = 4,410,081,900,380.25
  5. Step 5: Solve for x
    x = 4,410,081,900,380.25/964,291.50
  6. Step 6: Final answer
    x = 4,573,390.83

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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.