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Finding the Fourth Proportional to 341,440.86, 471,347.82 and 198,173.22

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Solution

The fourth proportional to 341,440.86, 471,347.82 and 198,173.22 is: 273,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,440.86 : 471,347.82 = 198,173.22 : x
  2. Step 2: Convert to fraction form
    341,440.86/471,347.82 = 198,173.22/x
  3. Step 3: Cross multiply
    341,440.86x = 471,347.82 × 198,173.22
  4. Step 4: Simplify right side
    341,440.86x = 93,408,515,229.38
  5. Step 5: Solve for x
    x = 93,408,515,229.38/341,440.86
  6. Step 6: Final answer
    x = 273,571.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.