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Finding the Fourth Proportional to 244,611.40, 366,953.55 and 86,826.64

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Solution

The fourth proportional to 244,611.40, 366,953.55 and 86,826.64 is: 130,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,611.40 : 366,953.55 = 86,826.64 : x
  2. Step 2: Convert to fraction form
    244,611.40/366,953.55 = 86,826.64/x
  3. Step 3: Cross multiply
    244,611.40x = 366,953.55 × 86,826.64
  4. Step 4: Simplify right side
    244,611.40x = 31,861,343,782.57
  5. Step 5: Solve for x
    x = 31,861,343,782.57/244,611.40
  6. Step 6: Final answer
    x = 130,252.90

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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.