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Finding the Fourth Proportional to 248,682.68, 373,134.28 and 130,325.88

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Solution

The fourth proportional to 248,682.68, 373,134.28 and 130,325.88 is: 195,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,682.68 : 373,134.28 = 130,325.88 : x
  2. Step 2: Convert to fraction form
    248,682.68/373,134.28 = 130,325.88/x
  3. Step 3: Cross multiply
    248,682.68x = 373,134.28 × 130,325.88
  4. Step 4: Simplify right side
    248,682.68x = 48,629,053,399.17
  5. Step 5: Solve for x
    x = 48,629,053,399.17/248,682.68
  6. Step 6: Final answer
    x = 195,546.60

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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.