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Finding the Fourth Proportional to 479,709.58, 662,000.22 and 264,850.06

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Solution

The fourth proportional to 479,709.58, 662,000.22 and 264,850.06 is: 365,493.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,709.58 : 662,000.22 = 264,850.06 : x
  2. Step 2: Convert to fraction form
    479,709.58/662,000.22 = 264,850.06/x
  3. Step 3: Cross multiply
    479,709.58x = 662,000.22 × 264,850.06
  4. Step 4: Simplify right side
    479,709.58x = 175,330,797,987.01
  5. Step 5: Solve for x
    x = 175,330,797,987.01/479,709.58
  6. Step 6: Final answer
    x = 365,493.63

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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.