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Finding the Fourth Proportional to 303,754.72, 419,204.49 and 174,732.70

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Solution

The fourth proportional to 303,754.72, 419,204.49 and 174,732.70 is: 241,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,754.72 : 419,204.49 = 174,732.70 : x
  2. Step 2: Convert to fraction form
    303,754.72/419,204.49 = 174,732.70/x
  3. Step 3: Cross multiply
    303,754.72x = 419,204.49 × 174,732.70
  4. Step 4: Simplify right side
    303,754.72x = 73,248,732,389.82
  5. Step 5: Solve for x
    x = 73,248,732,389.82/303,754.72
  6. Step 6: Final answer
    x = 241,144.34

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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.