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Finding the Fourth Proportional to 624,329.32, 936,493.92 and 264,556.84

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Solution

The fourth proportional to 624,329.32, 936,493.92 and 264,556.84 is: 396,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,329.32 : 936,493.92 = 264,556.84 : x
  2. Step 2: Convert to fraction form
    624,329.32/936,493.92 = 264,556.84/x
  3. Step 3: Cross multiply
    624,329.32x = 936,493.92 × 264,556.84
  4. Step 4: Simplify right side
    624,329.32x = 247,755,872,154.41
  5. Step 5: Solve for x
    x = 247,755,872,154.41/624,329.32
  6. Step 6: Final answer
    x = 396,835.23

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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.