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Finding the Fourth Proportional to 262,894.38, 394,341.38 and 63,214.71

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Solution

The fourth proportional to 262,894.38, 394,341.38 and 63,214.71 is: 94,822.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,894.38 : 394,341.38 = 63,214.71 : x
  2. Step 2: Convert to fraction form
    262,894.38/394,341.38 = 63,214.71/x
  3. Step 3: Cross multiply
    262,894.38x = 394,341.38 × 63,214.71
  4. Step 4: Simplify right side
    262,894.38x = 24,928,175,977.70
  5. Step 5: Solve for x
    x = 24,928,175,977.70/262,894.38
  6. Step 6: Final answer
    x = 94,822.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.