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Finding the Fourth Proportional to 293,696.62, 404,946.75 and 248,294.50

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Solution

The fourth proportional to 293,696.62, 404,946.75 and 248,294.50 is: 342,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,696.62 : 404,946.75 = 248,294.50 : x
  2. Step 2: Convert to fraction form
    293,696.62/404,946.75 = 248,294.50/x
  3. Step 3: Cross multiply
    293,696.62x = 404,946.75 × 248,294.50
  4. Step 4: Simplify right side
    293,696.62x = 100,546,050,817.88
  5. Step 5: Solve for x
    x = 100,546,050,817.88/293,696.62
  6. Step 6: Final answer
    x = 342,346.64

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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.