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Finding the Fourth Proportional to 444,616.44, 613,570.86 and 243,412.44

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Solution

The fourth proportional to 444,616.44, 613,570.86 and 243,412.44 is: 335,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,616.44 : 613,570.86 = 243,412.44 : x
  2. Step 2: Convert to fraction form
    444,616.44/613,570.86 = 243,412.44/x
  3. Step 3: Cross multiply
    444,616.44x = 613,570.86 × 243,412.44
  4. Step 4: Simplify right side
    444,616.44x = 149,350,780,145.50
  5. Step 5: Solve for x
    x = 149,350,780,145.50/444,616.44
  6. Step 6: Final answer
    x = 335,909.26

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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.