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Finding the Third Proportional to 428,550.75 and 933,295.50

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Solution

The third proportional to 428,550.75 and 933,295.50 is: 2,032,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,550.75 : 933,295.50 = 933,295.50 : x
  2. Step 2: Convert to fraction form
    428,550.75/933,295.50 = 933,295.50/x
  3. Step 3: Cross multiply
    428,550.75x = 933,295.50 × 933,295.50
  4. Step 4: Simplify right side
    428,550.75x = 871,040,490,320.25
  5. Step 5: Solve for x
    x = 871,040,490,320.25/428,550.75
  6. Step 6: Final answer
    x = 2,032,525.88

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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.