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Finding the Fourth Proportional to 444,751.36, 666,648.43 and 192,151.44

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Solution

The fourth proportional to 444,751.36, 666,648.43 and 192,151.44 is: 288,020.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,751.36 : 666,648.43 = 192,151.44 : x
  2. Step 2: Convert to fraction form
    444,751.36/666,648.43 = 192,151.44/x
  3. Step 3: Cross multiply
    444,751.36x = 666,648.43 × 192,151.44
  4. Step 4: Simplify right side
    444,751.36x = 128,097,455,317.86
  5. Step 5: Solve for x
    x = 128,097,455,317.86/444,751.36
  6. Step 6: Final answer
    x = 288,020.38

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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.