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Finding the Fourth Proportional to 366,063.84, 505,109.93 and 204,925.68

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Solution

The fourth proportional to 366,063.84, 505,109.93 and 204,925.68 is: 282,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,063.84 : 505,109.93 = 204,925.68 : x
  2. Step 2: Convert to fraction form
    366,063.84/505,109.93 = 204,925.68/x
  3. Step 3: Cross multiply
    366,063.84x = 505,109.93 × 204,925.68
  4. Step 4: Simplify right side
    366,063.84x = 103,509,994,855.37
  5. Step 5: Solve for x
    x = 103,509,994,855.37/366,063.84
  6. Step 6: Final answer
    x = 282,764.87

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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.