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Finding the Fourth Proportional to 359,800.54, 496,532.48 and 198,665.76

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Solution

The fourth proportional to 359,800.54, 496,532.48 and 198,665.76 is: 274,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,800.54 : 496,532.48 = 198,665.76 : x
  2. Step 2: Convert to fraction form
    359,800.54/496,532.48 = 198,665.76/x
  3. Step 3: Cross multiply
    359,800.54x = 496,532.48 × 198,665.76
  4. Step 4: Simplify right side
    359,800.54x = 98,644,002,503.88
  5. Step 5: Solve for x
    x = 98,644,002,503.88/359,800.54
  6. Step 6: Final answer
    x = 274,163.02

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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.