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Finding the Fourth Proportional to 273,650.20, 410,475.30 and 254,987.80

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Solution

The fourth proportional to 273,650.20, 410,475.30 and 254,987.80 is: 382,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,650.20 : 410,475.30 = 254,987.80 : x
  2. Step 2: Convert to fraction form
    273,650.20/410,475.30 = 254,987.80/x
  3. Step 3: Cross multiply
    273,650.20x = 410,475.30 × 254,987.80
  4. Step 4: Simplify right side
    273,650.20x = 104,666,193,701.34
  5. Step 5: Solve for x
    x = 104,666,193,701.34/273,650.20
  6. Step 6: Final answer
    x = 382,481.70

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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.