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Finding the Fourth Proportional to 372,725.70, 559,093.41 and 106,494.90

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Solution

The fourth proportional to 372,725.70, 559,093.41 and 106,494.90 is: 159,743.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,725.70 : 559,093.41 = 106,494.90 : x
  2. Step 2: Convert to fraction form
    372,725.70/559,093.41 = 106,494.90/x
  3. Step 3: Cross multiply
    372,725.70x = 559,093.41 × 106,494.90
  4. Step 4: Simplify right side
    372,725.70x = 59,540,596,788.61
  5. Step 5: Solve for x
    x = 59,540,596,788.61/372,725.70
  6. Step 6: Final answer
    x = 159,743.74

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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.