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Finding the Fourth Proportional to 228,479.33, 342,915.86 and 110,250.11

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Solution

The fourth proportional to 228,479.33, 342,915.86 and 110,250.11 is: 165,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,479.33 : 342,915.86 = 110,250.11 : x
  2. Step 2: Convert to fraction form
    228,479.33/342,915.86 = 110,250.11/x
  3. Step 3: Cross multiply
    228,479.33x = 342,915.86 × 110,250.11
  4. Step 4: Simplify right side
    228,479.33x = 37,806,512,418.66
  5. Step 5: Solve for x
    x = 37,806,512,418.66/228,479.33
  6. Step 6: Final answer
    x = 165,470.16

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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.