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Finding the Fourth Proportional to 322,807.26, 445,477.41 and 177,614.93

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Solution

The fourth proportional to 322,807.26, 445,477.41 and 177,614.93 is: 245,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,807.26 : 445,477.41 = 177,614.93 : x
  2. Step 2: Convert to fraction form
    322,807.26/445,477.41 = 177,614.93/x
  3. Step 3: Cross multiply
    322,807.26x = 445,477.41 × 177,614.93
  4. Step 4: Simplify right side
    322,807.26x = 79,123,438,993.73
  5. Step 5: Solve for x
    x = 79,123,438,993.73/322,807.26
  6. Step 6: Final answer
    x = 245,110.47

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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.