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Finding the Fourth Proportional to 359,747.00, 496,437.81 and 198,598.58

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Solution

The fourth proportional to 359,747.00, 496,437.81 and 198,598.58 is: 274,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,747.00 : 496,437.81 = 198,598.58 : x
  2. Step 2: Convert to fraction form
    359,747.00/496,437.81 = 198,598.58/x
  3. Step 3: Cross multiply
    359,747.00x = 496,437.81 × 198,598.58
  4. Step 4: Simplify right side
    359,747.00x = 98,591,846,668.60
  5. Step 5: Solve for x
    x = 98,591,846,668.60/359,747.00
  6. Step 6: Final answer
    x = 274,058.85

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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.