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Finding the Fourth Proportional to 262,902.84, 394,353.96 and 63,223.08

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Solution

The fourth proportional to 262,902.84, 394,353.96 and 63,223.08 is: 94,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,902.84 : 394,353.96 = 63,223.08 : x
  2. Step 2: Convert to fraction form
    262,902.84/394,353.96 = 63,223.08/x
  3. Step 3: Cross multiply
    262,902.84x = 394,353.96 × 63,223.08
  4. Step 4: Simplify right side
    262,902.84x = 24,932,271,961.40
  5. Step 5: Solve for x
    x = 24,932,271,961.40/262,902.84
  6. Step 6: Final answer
    x = 94,834.55

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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.