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Finding the Fourth Proportional to 344,767, 517,325.46 and 157,825.48

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Solution

The fourth proportional to 344,767, 517,325.46 and 157,825.48 is: 236,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,767 : 517,325.46 = 157,825.48 : x
  2. Step 2: Convert to fraction form
    344,767/517,325.46 = 157,825.48/x
  3. Step 3: Cross multiply
    344,767x = 517,325.46 × 157,825.48
  4. Step 4: Simplify right side
    344,767x = 81,647,139,040.72
  5. Step 5: Solve for x
    x = 81,647,139,040.72/344,767
  6. Step 6: Final answer
    x = 236,818.31

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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.