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Finding the Fourth Proportional to 307,832.80, 461,014.80 and 149,552.80

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Solution

The fourth proportional to 307,832.80, 461,014.80 and 149,552.80 is: 223,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,832.80 : 461,014.80 = 149,552.80 : x
  2. Step 2: Convert to fraction form
    307,832.80/461,014.80 = 149,552.80/x
  3. Step 3: Cross multiply
    307,832.80x = 461,014.80 × 149,552.80
  4. Step 4: Simplify right side
    307,832.80x = 68,946,054,181.44
  5. Step 5: Solve for x
    x = 68,946,054,181.44/307,832.80
  6. Step 6: Final answer
    x = 223,972.41

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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.