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Finding the Fourth Proportional to 576,996.24, 865,309.50 and 192,662.58

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Solution

The fourth proportional to 576,996.24, 865,309.50 and 192,662.58 is: 288,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,996.24 : 865,309.50 = 192,662.58 : x
  2. Step 2: Convert to fraction form
    576,996.24/865,309.50 = 192,662.58/x
  3. Step 3: Cross multiply
    576,996.24x = 865,309.50 × 192,662.58
  4. Step 4: Simplify right side
    576,996.24x = 166,712,760,768.51
  5. Step 5: Solve for x
    x = 166,712,760,768.51/576,996.24
  6. Step 6: Final answer
    x = 288,932.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.