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Finding the Third Proportional to 288,036 and 451,858.50

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Solution

The third proportional to 288,036 and 451,858.50 is: 708,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,036 : 451,858.50 = 451,858.50 : x
  2. Step 2: Convert to fraction form
    288,036/451,858.50 = 451,858.50/x
  3. Step 3: Cross multiply
    288,036x = 451,858.50 × 451,858.50
  4. Step 4: Simplify right side
    288,036x = 204,176,104,022.25
  5. Step 5: Solve for x
    x = 204,176,104,022.25/288,036
  6. Step 6: Final answer
    x = 708,856.20

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.