Home / 624,960.85-862,441.68-338,474.38

Finding the Fourth Proportional to 624,960.85, 862,441.68 and 338,474.38

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Solution

The fourth proportional to 624,960.85, 862,441.68 and 338,474.38 is: 467,092.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,960.85 : 862,441.68 = 338,474.38 : x
  2. Step 2: Convert to fraction form
    624,960.85/862,441.68 = 338,474.38/x
  3. Step 3: Cross multiply
    624,960.85x = 862,441.68 × 338,474.38
  4. Step 4: Simplify right side
    624,960.85x = 291,914,412,924.16
  5. Step 5: Solve for x
    x = 291,914,412,924.16/624,960.85
  6. Step 6: Final answer
    x = 467,092.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.