Home / 516,158.60-774,335.82-179,186.12

Finding the Fourth Proportional to 516,158.60, 774,335.82 and 179,186.12

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Solution

The fourth proportional to 516,158.60, 774,335.82 and 179,186.12 is: 268,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,158.60 : 774,335.82 = 179,186.12 : x
  2. Step 2: Convert to fraction form
    516,158.60/774,335.82 = 179,186.12/x
  3. Step 3: Cross multiply
    516,158.60x = 774,335.82 × 179,186.12
  4. Step 4: Simplify right side
    516,158.60x = 138,750,231,162.82
  5. Step 5: Solve for x
    x = 138,750,231,162.82/516,158.60
  6. Step 6: Final answer
    x = 268,813.17

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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.