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Finding the Fourth Proportional to 303,796.02, 419,233.41 and 176,472.66

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Solution

The fourth proportional to 303,796.02, 419,233.41 and 176,472.66 is: 243,529.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,796.02 : 419,233.41 = 176,472.66 : x
  2. Step 2: Convert to fraction form
    303,796.02/419,233.41 = 176,472.66/x
  3. Step 3: Cross multiply
    303,796.02x = 419,233.41 × 176,472.66
  4. Step 4: Simplify right side
    303,796.02x = 73,983,235,023.57
  5. Step 5: Solve for x
    x = 73,983,235,023.57/303,796.02
  6. Step 6: Final answer
    x = 243,529.31

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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.