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Finding the Fourth Proportional to 348,397.02, 481,059.63 and 267,696.54

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Solution

The fourth proportional to 348,397.02, 481,059.63 and 267,696.54 is: 369,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,397.02 : 481,059.63 = 267,696.54 : x
  2. Step 2: Convert to fraction form
    348,397.02/481,059.63 = 267,696.54/x
  3. Step 3: Cross multiply
    348,397.02x = 481,059.63 × 267,696.54
  4. Step 4: Simplify right side
    348,397.02x = 128,777,998,484.68
  5. Step 5: Solve for x
    x = 128,777,998,484.68/348,397.02
  6. Step 6: Final answer
    x = 369,630.02

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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.