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Finding the Fourth Proportional to 262,297.68, 393,840.16 and 150,104.56

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Solution

The fourth proportional to 262,297.68, 393,840.16 and 150,104.56 is: 225,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,297.68 : 393,840.16 = 150,104.56 : x
  2. Step 2: Convert to fraction form
    262,297.68/393,840.16 = 150,104.56/x
  3. Step 3: Cross multiply
    262,297.68x = 393,840.16 × 150,104.56
  4. Step 4: Simplify right side
    262,297.68x = 59,117,203,927.13
  5. Step 5: Solve for x
    x = 59,117,203,927.13/262,297.68
  6. Step 6: Final answer
    x = 225,382.11

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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.