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Finding the Fourth Proportional to 587,163.30, 880,712.44 and 160,668.51

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Solution

The fourth proportional to 587,163.30, 880,712.44 and 160,668.51 is: 240,993.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,163.30 : 880,712.44 = 160,668.51 : x
  2. Step 2: Convert to fraction form
    587,163.30/880,712.44 = 160,668.51/x
  3. Step 3: Cross multiply
    587,163.30x = 880,712.44 × 160,668.51
  4. Step 4: Simplify right side
    587,163.30x = 141,502,757,626.69
  5. Step 5: Solve for x
    x = 141,502,757,626.69/587,163.30
  6. Step 6: Final answer
    x = 240,993.87

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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.