Home / 348,062.18-522,261.25-190,286.54

Finding the Fourth Proportional to 348,062.18, 522,261.25 and 190,286.54

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Solution

The fourth proportional to 348,062.18, 522,261.25 and 190,286.54 is: 285,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,062.18 : 522,261.25 = 190,286.54 : x
  2. Step 2: Convert to fraction form
    348,062.18/522,261.25 = 190,286.54/x
  3. Step 3: Cross multiply
    348,062.18x = 522,261.25 × 190,286.54
  4. Step 4: Simplify right side
    348,062.18x = 99,379,283,151.55
  5. Step 5: Solve for x
    x = 99,379,283,151.55/348,062.18
  6. Step 6: Final answer
    x = 285,521.63

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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.