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Finding the Fourth Proportional to 622,233.60, 932,694.30 and 243,007.80

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Solution

The fourth proportional to 622,233.60, 932,694.30 and 243,007.80 is: 364,255.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,233.60 : 932,694.30 = 243,007.80 : x
  2. Step 2: Convert to fraction form
    622,233.60/932,694.30 = 243,007.80/x
  3. Step 3: Cross multiply
    622,233.60x = 932,694.30 × 243,007.80
  4. Step 4: Simplify right side
    622,233.60x = 226,651,989,915.54
  5. Step 5: Solve for x
    x = 226,651,989,915.54/622,233.60
  6. Step 6: Final answer
    x = 364,255.47

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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.