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Finding the Fourth Proportional to 522,799.68, 783,883.20 and 234,558.54

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Solution

The fourth proportional to 522,799.68, 783,883.20 and 234,558.54 is: 351,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,799.68 : 783,883.20 = 234,558.54 : x
  2. Step 2: Convert to fraction form
    522,799.68/783,883.20 = 234,558.54/x
  3. Step 3: Cross multiply
    522,799.68x = 783,883.20 × 234,558.54
  4. Step 4: Simplify right side
    522,799.68x = 183,866,498,922.53
  5. Step 5: Solve for x
    x = 183,866,498,922.53/522,799.68
  6. Step 6: Final answer
    x = 351,695.89

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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.