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Finding the Fourth Proportional to 283,908.32, 425,862.48 and 73,546.25

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Solution

The fourth proportional to 283,908.32, 425,862.48 and 73,546.25 is: 110,319.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,908.32 : 425,862.48 = 73,546.25 : x
  2. Step 2: Convert to fraction form
    283,908.32/425,862.48 = 73,546.25/x
  3. Step 3: Cross multiply
    283,908.32x = 425,862.48 × 73,546.25
  4. Step 4: Simplify right side
    283,908.32x = 31,320,588,419.70
  5. Step 5: Solve for x
    x = 31,320,588,419.70/283,908.32
  6. Step 6: Final answer
    x = 110,319.38

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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.