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Finding the Fourth Proportional to 268,297.80, 403,224.30 and 234,083.40

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Solution

The fourth proportional to 268,297.80, 403,224.30 and 234,083.40 is: 351,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,297.80 : 403,224.30 = 234,083.40 : x
  2. Step 2: Convert to fraction form
    268,297.80/403,224.30 = 234,083.40/x
  3. Step 3: Cross multiply
    268,297.80x = 403,224.30 × 234,083.40
  4. Step 4: Simplify right side
    268,297.80x = 94,388,115,106.62
  5. Step 5: Solve for x
    x = 94,388,115,106.62/268,297.80
  6. Step 6: Final answer
    x = 351,803.54

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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.