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Finding the Fourth Proportional to 474,297.88, 654,549.24 and 270,380.92

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Solution

The fourth proportional to 474,297.88, 654,549.24 and 270,380.92 is: 373,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,297.88 : 654,549.24 = 270,380.92 : x
  2. Step 2: Convert to fraction form
    474,297.88/654,549.24 = 270,380.92/x
  3. Step 3: Cross multiply
    474,297.88x = 654,549.24 × 270,380.92
  4. Step 4: Simplify right side
    474,297.88x = 176,977,625,696.50
  5. Step 5: Solve for x
    x = 176,977,625,696.50/474,297.88
  6. Step 6: Final answer
    x = 373,136.03

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Why These Related Problems?

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