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Finding the Fourth Proportional to 303,454.08, 454,404.96 and 294,474.47

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Solution

The fourth proportional to 303,454.08, 454,404.96 and 294,474.47 is: 440,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,454.08 : 454,404.96 = 294,474.47 : x
  2. Step 2: Convert to fraction form
    303,454.08/454,404.96 = 294,474.47/x
  3. Step 3: Cross multiply
    303,454.08x = 454,404.96 × 294,474.47
  4. Step 4: Simplify right side
    303,454.08x = 133,810,657,489.35
  5. Step 5: Solve for x
    x = 133,810,657,489.35/303,454.08
  6. Step 6: Final answer
    x = 440,958.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.