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Finding the Fourth Proportional to 479,524.86, 661,697.19 and 264,651.03

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Solution

The fourth proportional to 479,524.86, 661,697.19 and 264,651.03 is: 365,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,524.86 : 661,697.19 = 264,651.03 : x
  2. Step 2: Convert to fraction form
    479,524.86/661,697.19 = 264,651.03/x
  3. Step 3: Cross multiply
    479,524.86x = 661,697.19 × 264,651.03
  4. Step 4: Simplify right side
    479,524.86x = 175,118,842,881.61
  5. Step 5: Solve for x
    x = 175,118,842,881.61/479,524.86
  6. Step 6: Final answer
    x = 365,192.42

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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.