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Finding the Fourth Proportional to 608,057.75, 912,086.67 and 164,825.75

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Solution

The fourth proportional to 608,057.75, 912,086.67 and 164,825.75 is: 247,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,057.75 : 912,086.67 = 164,825.75 : x
  2. Step 2: Convert to fraction form
    608,057.75/912,086.67 = 164,825.75/x
  3. Step 3: Cross multiply
    608,057.75x = 912,086.67 × 164,825.75
  4. Step 4: Simplify right side
    608,057.75x = 150,335,369,447.75
  5. Step 5: Solve for x
    x = 150,335,369,447.75/608,057.75
  6. Step 6: Final answer
    x = 247,238.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.