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Finding the Fourth Proportional to 374,524.71, 516,843.99 and 204,758.82

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Solution

The fourth proportional to 374,524.71, 516,843.99 and 204,758.82 is: 282,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,524.71 : 516,843.99 = 204,758.82 : x
  2. Step 2: Convert to fraction form
    374,524.71/516,843.99 = 204,758.82/x
  3. Step 3: Cross multiply
    374,524.71x = 516,843.99 × 204,758.82
  4. Step 4: Simplify right side
    374,524.71x = 105,828,365,516.49
  5. Step 5: Solve for x
    x = 105,828,365,516.49/374,524.71
  6. Step 6: Final answer
    x = 282,567.11

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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.