Home / 331,929.15-458,103.39-202,841.07

Finding the Fourth Proportional to 331,929.15, 458,103.39 and 202,841.07

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Solution

The fourth proportional to 331,929.15, 458,103.39 and 202,841.07 is: 279,945.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,929.15 : 458,103.39 = 202,841.07 : x
  2. Step 2: Convert to fraction form
    331,929.15/458,103.39 = 202,841.07/x
  3. Step 3: Cross multiply
    331,929.15x = 458,103.39 × 202,841.07
  4. Step 4: Simplify right side
    331,929.15x = 92,922,181,798.23
  5. Step 5: Solve for x
    x = 92,922,181,798.23/331,929.15
  6. Step 6: Final answer
    x = 279,945.83

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1.5x scale

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.