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Finding the Fourth Proportional to 511,348.44, 767,133.38 and 195,805.35

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Solution

The fourth proportional to 511,348.44, 767,133.38 and 195,805.35 is: 293,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,348.44 : 767,133.38 = 195,805.35 : x
  2. Step 2: Convert to fraction form
    511,348.44/767,133.38 = 195,805.35/x
  3. Step 3: Cross multiply
    511,348.44x = 767,133.38 × 195,805.35
  4. Step 4: Simplify right side
    511,348.44x = 150,208,815,152.89
  5. Step 5: Solve for x
    x = 150,208,815,152.89/511,348.44
  6. Step 6: Final answer
    x = 293,750.41

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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.