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Finding the Fourth Proportional to 359,762.58, 496,473.03 and 198,617.58

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Solution

The fourth proportional to 359,762.58, 496,473.03 and 198,617.58 is: 274,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,762.58 : 496,473.03 = 198,617.58 : x
  2. Step 2: Convert to fraction form
    359,762.58/496,473.03 = 198,617.58/x
  3. Step 3: Cross multiply
    359,762.58x = 496,473.03 × 198,617.58
  4. Step 4: Simplify right side
    359,762.58x = 98,608,271,753.87
  5. Step 5: Solve for x
    x = 98,608,271,753.87/359,762.58
  6. Step 6: Final answer
    x = 274,092.63

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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.