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Finding the Fourth Proportional to 343,594.41, 512,601.72 and 324,993.97

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Solution

The fourth proportional to 343,594.41, 512,601.72 and 324,993.97 is: 484,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,594.41 : 512,601.72 = 324,993.97 : x
  2. Step 2: Convert to fraction form
    343,594.41/512,601.72 = 324,993.97/x
  3. Step 3: Cross multiply
    343,594.41x = 512,601.72 × 324,993.97
  4. Step 4: Simplify right side
    343,594.41x = 166,592,467,433.65
  5. Step 5: Solve for x
    x = 166,592,467,433.65/343,594.41
  6. Step 6: Final answer
    x = 484,852.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.