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Finding the Fourth Proportional to 467,288.24, 644,857.32 and 252,428.24

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Solution

The fourth proportional to 467,288.24, 644,857.32 and 252,428.24 is: 348,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,288.24 : 644,857.32 = 252,428.24 : x
  2. Step 2: Convert to fraction form
    467,288.24/644,857.32 = 252,428.24/x
  3. Step 3: Cross multiply
    467,288.24x = 644,857.32 × 252,428.24
  4. Step 4: Simplify right side
    467,288.24x = 162,780,198,338.72
  5. Step 5: Solve for x
    x = 162,780,198,338.72/467,288.24
  6. Step 6: Final answer
    x = 348,350.73

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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.