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Finding the Fourth Proportional to 303,233.40, 454,850.10 and 299,296.80

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Solution

The fourth proportional to 303,233.40, 454,850.10 and 299,296.80 is: 448,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,233.40 : 454,850.10 = 299,296.80 : x
  2. Step 2: Convert to fraction form
    303,233.40/454,850.10 = 299,296.80/x
  3. Step 3: Cross multiply
    303,233.40x = 454,850.10 × 299,296.80
  4. Step 4: Simplify right side
    303,233.40x = 136,135,179,409.68
  5. Step 5: Solve for x
    x = 136,135,179,409.68/303,233.40
  6. Step 6: Final answer
    x = 448,945.20

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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.