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Finding the Fourth Proportional to 366,064.84, 505,111.30 and 204,926.68

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Solution

The fourth proportional to 366,064.84, 505,111.30 and 204,926.68 is: 282,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,064.84 : 505,111.30 = 204,926.68 : x
  2. Step 2: Convert to fraction form
    366,064.84/505,111.30 = 204,926.68/x
  3. Step 3: Cross multiply
    366,064.84x = 505,111.30 × 204,926.68
  4. Step 4: Simplify right side
    366,064.84x = 103,510,781,739.48
  5. Step 5: Solve for x
    x = 103,510,781,739.48/366,064.84
  6. Step 6: Final answer
    x = 282,766.25

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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.