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Finding the Third Proportional to 354,727.75 and 788,187.50

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Solution

The third proportional to 354,727.75 and 788,187.50 is: 1,751,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,727.75 : 788,187.50 = 788,187.50 : x
  2. Step 2: Convert to fraction form
    354,727.75/788,187.50 = 788,187.50/x
  3. Step 3: Cross multiply
    354,727.75x = 788,187.50 × 788,187.50
  4. Step 4: Simplify right side
    354,727.75x = 621,239,535,156.25
  5. Step 5: Solve for x
    x = 621,239,535,156.25/354,727.75
  6. Step 6: Final answer
    x = 1,751,313.61

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.