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Finding the Fourth Proportional to 372,573.41, 558,546.65 and 162,052.79

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Solution

The fourth proportional to 372,573.41, 558,546.65 and 162,052.79 is: 242,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,573.41 : 558,546.65 = 162,052.79 : x
  2. Step 2: Convert to fraction form
    372,573.41/558,546.65 = 162,052.79/x
  3. Step 3: Cross multiply
    372,573.41x = 558,546.65 × 162,052.79
  4. Step 4: Simplify right side
    372,573.41x = 90,514,044,171.45
  5. Step 5: Solve for x
    x = 90,514,044,171.45/372,573.41
  6. Step 6: Final answer
    x = 242,942.84

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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.