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Finding the Fourth Proportional to 250,682.67, 375,997.23 and 70,763.67

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Solution

The fourth proportional to 250,682.67, 375,997.23 and 70,763.67 is: 106,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,682.67 : 375,997.23 = 70,763.67 : x
  2. Step 2: Convert to fraction form
    250,682.67/375,997.23 = 70,763.67/x
  3. Step 3: Cross multiply
    250,682.67x = 375,997.23 × 70,763.67
  4. Step 4: Simplify right side
    250,682.67x = 26,606,943,904.63
  5. Step 5: Solve for x
    x = 26,606,943,904.63/250,682.67
  6. Step 6: Final answer
    x = 106,137.95

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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.