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Finding the Fourth Proportional to 377,097.03, 520,404.17 and 205,026.57

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Solution

The fourth proportional to 377,097.03, 520,404.17 and 205,026.57 is: 282,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,097.03 : 520,404.17 = 205,026.57 : x
  2. Step 2: Convert to fraction form
    377,097.03/520,404.17 = 205,026.57/x
  3. Step 3: Cross multiply
    377,097.03x = 520,404.17 × 205,026.57
  4. Step 4: Simplify right side
    377,097.03x = 106,696,680,963.66
  5. Step 5: Solve for x
    x = 106,696,680,963.66/377,097.03
  6. Step 6: Final answer
    x = 282,942.25

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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.