Home / 374,739.75-517,148.15-204,977.52

Finding the Fourth Proportional to 374,739.75, 517,148.15 and 204,977.52

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Solution

The fourth proportional to 374,739.75, 517,148.15 and 204,977.52 is: 282,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,739.75 : 517,148.15 = 204,977.52 : x
  2. Step 2: Convert to fraction form
    374,739.75/517,148.15 = 204,977.52/x
  3. Step 3: Cross multiply
    374,739.75x = 517,148.15 × 204,977.52
  4. Step 4: Simplify right side
    374,739.75x = 106,003,744,234.70
  5. Step 5: Solve for x
    x = 106,003,744,234.70/374,739.75
  6. Step 6: Final answer
    x = 282,872.97

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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.