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Finding the Fourth Proportional to 479,529.33, 661,703.35 and 264,655.52

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Solution

The fourth proportional to 479,529.33, 661,703.35 and 264,655.52 is: 365,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,529.33 : 661,703.35 = 264,655.52 : x
  2. Step 2: Convert to fraction form
    479,529.33/661,703.35 = 264,655.52/x
  3. Step 3: Cross multiply
    479,529.33x = 661,703.35 × 264,655.52
  4. Step 4: Simplify right side
    479,529.33x = 175,123,444,179.99
  5. Step 5: Solve for x
    x = 175,123,444,179.99/479,529.33
  6. Step 6: Final answer
    x = 365,198.61

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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.