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Finding the Fourth Proportional to 587,225.24, 880,856.13 and 279,409.76

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Solution

The fourth proportional to 587,225.24, 880,856.13 and 279,409.76 is: 419,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,225.24 : 880,856.13 = 279,409.76 : x
  2. Step 2: Convert to fraction form
    587,225.24/880,856.13 = 279,409.76/x
  3. Step 3: Cross multiply
    587,225.24x = 880,856.13 × 279,409.76
  4. Step 4: Simplify right side
    587,225.24x = 246,119,799,877.83
  5. Step 5: Solve for x
    x = 246,119,799,877.83/587,225.24
  6. Step 6: Final answer
    x = 419,123.33

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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.