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Finding the Fourth Proportional to 350,284, 483,392.48 and 199,381

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Solution

The fourth proportional to 350,284, 483,392.48 and 199,381 is: 275,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,284 : 483,392.48 = 199,381 : x
  2. Step 2: Convert to fraction form
    350,284/483,392.48 = 199,381/x
  3. Step 3: Cross multiply
    350,284x = 483,392.48 × 199,381
  4. Step 4: Simplify right side
    350,284x = 96,379,276,054.88
  5. Step 5: Solve for x
    x = 96,379,276,054.88/350,284
  6. Step 6: Final answer
    x = 275,146.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.