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Finding the Fourth Proportional to 250,880.57, 375,967.17 and 194,456.42

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Solution

The fourth proportional to 250,880.57, 375,967.17 and 194,456.42 is: 291,410.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,880.57 : 375,967.17 = 194,456.42 : x
  2. Step 2: Convert to fraction form
    250,880.57/375,967.17 = 194,456.42/x
  3. Step 3: Cross multiply
    250,880.57x = 375,967.17 × 194,456.42
  4. Step 4: Simplify right side
    250,880.57x = 73,109,230,503.18
  5. Step 5: Solve for x
    x = 73,109,230,503.18/250,880.57
  6. Step 6: Final answer
    x = 291,410.50

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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.