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Finding the Fourth Proportional to 362,183.61, 542,942.79 and 125,360.67

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Solution

The fourth proportional to 362,183.61, 542,942.79 and 125,360.67 is: 187,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,183.61 : 542,942.79 = 125,360.67 : x
  2. Step 2: Convert to fraction form
    362,183.61/542,942.79 = 125,360.67/x
  3. Step 3: Cross multiply
    362,183.61x = 542,942.79 × 125,360.67
  4. Step 4: Simplify right side
    362,183.61x = 68,063,671,926.07
  5. Step 5: Solve for x
    x = 68,063,671,926.07/362,183.61
  6. Step 6: Final answer
    x = 187,925.88

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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.