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Finding the Fourth Proportional to 444,608.88, 666,913.32 and 149,328.24

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Solution

The fourth proportional to 444,608.88, 666,913.32 and 149,328.24 is: 223,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,608.88 : 666,913.32 = 149,328.24 : x
  2. Step 2: Convert to fraction form
    444,608.88/666,913.32 = 149,328.24/x
  3. Step 3: Cross multiply
    444,608.88x = 666,913.32 × 149,328.24
  4. Step 4: Simplify right side
    444,608.88x = 99,588,992,308.16
  5. Step 5: Solve for x
    x = 99,588,992,308.16/444,608.88
  6. Step 6: Final answer
    x = 223,992.36

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Similar ratio
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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.