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Finding the Fourth Proportional to 253,893.90, 350,410.89 and 146,442.96

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Solution

The fourth proportional to 253,893.90, 350,410.89 and 146,442.96 is: 202,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,893.90 : 350,410.89 = 146,442.96 : x
  2. Step 2: Convert to fraction form
    253,893.90/350,410.89 = 146,442.96/x
  3. Step 3: Cross multiply
    253,893.90x = 350,410.89 × 146,442.96
  4. Step 4: Simplify right side
    253,893.90x = 51,315,207,947.83
  5. Step 5: Solve for x
    x = 51,315,207,947.83/253,893.90
  6. Step 6: Final answer
    x = 202,112.80

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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.