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Finding the Fourth Proportional to 363,611.62, 501,792.13 and 202,481.66

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Solution

The fourth proportional to 363,611.62, 501,792.13 and 202,481.66 is: 279,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,611.62 : 501,792.13 = 202,481.66 : x
  2. Step 2: Convert to fraction form
    363,611.62/501,792.13 = 202,481.66/x
  3. Step 3: Cross multiply
    363,611.62x = 501,792.13 × 202,481.66
  4. Step 4: Simplify right side
    363,611.62x = 101,603,703,457.34
  5. Step 5: Solve for x
    x = 101,603,703,457.34/363,611.62
  6. Step 6: Final answer
    x = 279,429.20

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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.