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Finding the Fourth Proportional to 587,223.24, 880,853.13 and 279,407.76

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Solution

The fourth proportional to 587,223.24, 880,853.13 and 279,407.76 is: 419,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,223.24 : 880,853.13 = 279,407.76 : x
  2. Step 2: Convert to fraction form
    587,223.24/880,853.13 = 279,407.76/x
  3. Step 3: Cross multiply
    587,223.24x = 880,853.13 × 279,407.76
  4. Step 4: Simplify right side
    587,223.24x = 246,117,199,942.29
  5. Step 5: Solve for x
    x = 246,117,199,942.29/587,223.24
  6. Step 6: Final answer
    x = 419,120.33

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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.