Home / 479,557.24-661,789.04-264,697.36

Finding the Fourth Proportional to 479,557.24, 661,789.04 and 264,697.36

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Solution

The fourth proportional to 479,557.24, 661,789.04 and 264,697.36 is: 365,282.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,557.24 : 661,789.04 = 264,697.36 : x
  2. Step 2: Convert to fraction form
    479,557.24/661,789.04 = 264,697.36/x
  3. Step 3: Cross multiply
    479,557.24x = 661,789.04 × 264,697.36
  4. Step 4: Simplify right side
    479,557.24x = 175,173,808,786.98
  5. Step 5: Solve for x
    x = 175,173,808,786.98/479,557.24
  6. Step 6: Final answer
    x = 365,282.38

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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.