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Finding the Fourth Proportional to 269,080.40, 403,927.80 and 158,334.80

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Solution

The fourth proportional to 269,080.40, 403,927.80 and 158,334.80 is: 237,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,080.40 : 403,927.80 = 158,334.80 : x
  2. Step 2: Convert to fraction form
    269,080.40/403,927.80 = 158,334.80/x
  3. Step 3: Cross multiply
    269,080.40x = 403,927.80 × 158,334.80
  4. Step 4: Simplify right side
    269,080.40x = 63,955,827,427.44
  5. Step 5: Solve for x
    x = 63,955,827,427.44/269,080.40
  6. Step 6: Final answer
    x = 237,682.97

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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.