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Finding the Fourth Proportional to 269,599.48, 404,071.26 and 190,736.44

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Solution

The fourth proportional to 269,599.48, 404,071.26 and 190,736.44 is: 285,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,599.48 : 404,071.26 = 190,736.44 : x
  2. Step 2: Convert to fraction form
    269,599.48/404,071.26 = 190,736.44/x
  3. Step 3: Cross multiply
    269,599.48x = 404,071.26 × 190,736.44
  4. Step 4: Simplify right side
    269,599.48x = 77,071,113,638.71
  5. Step 5: Solve for x
    x = 77,071,113,638.71/269,599.48
  6. Step 6: Final answer
    x = 285,872.63

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1.5x scale

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.