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Finding the Fourth Proportional to 197,600.49, 296,401.49 and 47,840.55

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Solution

The fourth proportional to 197,600.49, 296,401.49 and 47,840.55 is: 71,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,600.49 : 296,401.49 = 47,840.55 : x
  2. Step 2: Convert to fraction form
    197,600.49/296,401.49 = 47,840.55/x
  3. Step 3: Cross multiply
    197,600.49x = 296,401.49 × 47,840.55
  4. Step 4: Simplify right side
    197,600.49x = 14,180,010,302.42
  5. Step 5: Solve for x
    x = 14,180,010,302.42/197,600.49
  6. Step 6: Final answer
    x = 71,761.01

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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.