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Finding the Fourth Proportional to 444,597.86, 613,377.56 and 291,720.44

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Solution

The fourth proportional to 444,597.86, 613,377.56 and 291,720.44 is: 402,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,597.86 : 613,377.56 = 291,720.44 : x
  2. Step 2: Convert to fraction form
    444,597.86/613,377.56 = 291,720.44/x
  3. Step 3: Cross multiply
    444,597.86x = 613,377.56 × 291,720.44
  4. Step 4: Simplify right side
    444,597.86x = 178,934,767,163.84
  5. Step 5: Solve for x
    x = 178,934,767,163.84/444,597.86
  6. Step 6: Final answer
    x = 402,464.31

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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.