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Finding the Fourth Proportional to 376,906.49, 520,252.16 and 241,305.65

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Solution

The fourth proportional to 376,906.49, 520,252.16 and 241,305.65 is: 333,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,906.49 : 520,252.16 = 241,305.65 : x
  2. Step 2: Convert to fraction form
    376,906.49/520,252.16 = 241,305.65/x
  3. Step 3: Cross multiply
    376,906.49x = 520,252.16 × 241,305.65
  4. Step 4: Simplify right side
    376,906.49x = 125,539,781,824.92
  5. Step 5: Solve for x
    x = 125,539,781,824.92/376,906.49
  6. Step 6: Final answer
    x = 333,079.39

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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.