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Finding the Fourth Proportional to 283,858.22, 425,305.34 and 171,301.92

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Solution

The fourth proportional to 283,858.22, 425,305.34 and 171,301.92 is: 256,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,858.22 : 425,305.34 = 171,301.92 : x
  2. Step 2: Convert to fraction form
    283,858.22/425,305.34 = 171,301.92/x
  3. Step 3: Cross multiply
    283,858.22x = 425,305.34 × 171,301.92
  4. Step 4: Simplify right side
    283,858.22x = 72,855,621,328.25
  5. Step 5: Solve for x
    x = 72,855,621,328.25/283,858.22
  6. Step 6: Final answer
    x = 256,662.01

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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.