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Finding the Fourth Proportional to 444,589.50, 613,533.54 and 243,385.50

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Solution

The fourth proportional to 444,589.50, 613,533.54 and 243,385.50 is: 335,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,589.50 : 613,533.54 = 243,385.50 : x
  2. Step 2: Convert to fraction form
    444,589.50/613,533.54 = 243,385.50/x
  3. Step 3: Cross multiply
    444,589.50x = 613,533.54 × 243,385.50
  4. Step 4: Simplify right side
    444,589.50x = 149,325,167,399.67
  5. Step 5: Solve for x
    x = 149,325,167,399.67/444,589.50
  6. Step 6: Final answer
    x = 335,872.01

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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.