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Finding the Fourth Proportional to 244,564.32, 366,846.48 and 161,438.88

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Solution

The fourth proportional to 244,564.32, 366,846.48 and 161,438.88 is: 242,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,564.32 : 366,846.48 = 161,438.88 : x
  2. Step 2: Convert to fraction form
    244,564.32/366,846.48 = 161,438.88/x
  3. Step 3: Cross multiply
    244,564.32x = 366,846.48 × 161,438.88
  4. Step 4: Simplify right side
    244,564.32x = 59,223,284,863.14
  5. Step 5: Solve for x
    x = 59,223,284,863.14/244,564.32
  6. Step 6: Final answer
    x = 242,158.32

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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.