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Finding the Fourth Proportional to 323,329.82, 446,149.44 and 183,623.66

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Solution

The fourth proportional to 323,329.82, 446,149.44 and 183,623.66 is: 253,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,329.82 : 446,149.44 = 183,623.66 : x
  2. Step 2: Convert to fraction form
    323,329.82/446,149.44 = 183,623.66/x
  3. Step 3: Cross multiply
    323,329.82x = 446,149.44 × 183,623.66
  4. Step 4: Simplify right side
    323,329.82x = 81,923,593,079.75
  5. Step 5: Solve for x
    x = 81,923,593,079.75/323,329.82
  6. Step 6: Final answer
    x = 253,374.69

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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.