Home / 376,789.83-519,975.86-204,711.20

Finding the Fourth Proportional to 376,789.83, 519,975.86 and 204,711.20

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Solution

The fourth proportional to 376,789.83, 519,975.86 and 204,711.20 is: 282,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,789.83 : 519,975.86 = 204,711.20 : x
  2. Step 2: Convert to fraction form
    376,789.83/519,975.86 = 204,711.20/x
  3. Step 3: Cross multiply
    376,789.83x = 519,975.86 × 204,711.20
  4. Step 4: Simplify right side
    376,789.83x = 106,444,881,893.54
  5. Step 5: Solve for x
    x = 106,444,881,893.54/376,789.83
  6. Step 6: Final answer
    x = 282,504.66

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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.