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Finding the Fourth Proportional to 577,863.60, 866,833.44 and 151,409.87

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Solution

The fourth proportional to 577,863.60, 866,833.44 and 151,409.87 is: 227,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,863.60 : 866,833.44 = 151,409.87 : x
  2. Step 2: Convert to fraction form
    577,863.60/866,833.44 = 151,409.87/x
  3. Step 3: Cross multiply
    577,863.60x = 866,833.44 × 151,409.87
  4. Step 4: Simplify right side
    577,863.60x = 131,247,134,127.89
  5. Step 5: Solve for x
    x = 131,247,134,127.89/577,863.60
  6. Step 6: Final answer
    x = 227,124.76

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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.