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Finding the Fourth Proportional to 377,701.59, 521,230.20 and 207,935.73

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Solution

The fourth proportional to 377,701.59, 521,230.20 and 207,935.73 is: 286,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,701.59 : 521,230.20 = 207,935.73 : x
  2. Step 2: Convert to fraction form
    377,701.59/521,230.20 = 207,935.73/x
  3. Step 3: Cross multiply
    377,701.59x = 521,230.20 × 207,935.73
  4. Step 4: Simplify right side
    377,701.59x = 108,382,382,135.05
  5. Step 5: Solve for x
    x = 108,382,382,135.05/377,701.59
  6. Step 6: Final answer
    x = 286,952.41

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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.