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Finding the Fourth Proportional to 250,522.37, 375,753.43 and 70,621.27

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Solution

The fourth proportional to 250,522.37, 375,753.43 and 70,621.27 is: 105,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,522.37 : 375,753.43 = 70,621.27 : x
  2. Step 2: Convert to fraction form
    250,522.37/375,753.43 = 70,621.27/x
  3. Step 3: Cross multiply
    250,522.37x = 375,753.43 × 70,621.27
  4. Step 4: Simplify right side
    250,522.37x = 26,536,183,582.35
  5. Step 5: Solve for x
    x = 26,536,183,582.35/250,522.37
  6. Step 6: Final answer
    x = 105,923.41

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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.