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Finding the Fourth Proportional to 448,190.85, 618,485.37 and 244,237.40

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Solution

The fourth proportional to 448,190.85, 618,485.37 and 244,237.40 is: 337,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,190.85 : 618,485.37 = 244,237.40 : x
  2. Step 2: Convert to fraction form
    448,190.85/618,485.37 = 244,237.40/x
  3. Step 3: Cross multiply
    448,190.85x = 618,485.37 × 244,237.40
  4. Step 4: Simplify right side
    448,190.85x = 151,057,255,614.41
  5. Step 5: Solve for x
    x = 151,057,255,614.41/448,190.85
  6. Step 6: Final answer
    x = 337,037.79

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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.