Home / 293,178.14-404,917.32-197,518.76

Finding the Fourth Proportional to 293,178.14, 404,917.32 and 197,518.76

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Solution

The fourth proportional to 293,178.14, 404,917.32 and 197,518.76 is: 272,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,178.14 : 404,917.32 = 197,518.76 : x
  2. Step 2: Convert to fraction form
    293,178.14/404,917.32 = 197,518.76/x
  3. Step 3: Cross multiply
    293,178.14x = 404,917.32 × 197,518.76
  4. Step 4: Simplify right side
    293,178.14x = 79,978,766,948.92
  5. Step 5: Solve for x
    x = 79,978,766,948.92/293,178.14
  6. Step 6: Final answer
    x = 272,799.22

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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.