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Finding the Fourth Proportional to 226,499.73, 312,571.73 and 124,525.92

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Solution

The fourth proportional to 226,499.73, 312,571.73 and 124,525.92 is: 171,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,499.73 : 312,571.73 = 124,525.92 : x
  2. Step 2: Convert to fraction form
    226,499.73/312,571.73 = 124,525.92/x
  3. Step 3: Cross multiply
    226,499.73x = 312,571.73 × 124,525.92
  4. Step 4: Simplify right side
    226,499.73x = 38,923,282,244.24
  5. Step 5: Solve for x
    x = 38,923,282,244.24/226,499.73
  6. Step 6: Final answer
    x = 171,846.93

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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.