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Finding the Fourth Proportional to 616,295.98, 850,492.72 and 344,375.33

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Solution

The fourth proportional to 616,295.98, 850,492.72 and 344,375.33 is: 475,240.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,295.98 : 850,492.72 = 344,375.33 : x
  2. Step 2: Convert to fraction form
    616,295.98/850,492.72 = 344,375.33/x
  3. Step 3: Cross multiply
    616,295.98x = 850,492.72 × 344,375.33
  4. Step 4: Simplify right side
    616,295.98x = 292,888,711,112.60
  5. Step 5: Solve for x
    x = 292,888,711,112.60/616,295.98
  6. Step 6: Final answer
    x = 475,240.34

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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.