Home / 516,382.34-774,552.45-179,499.38

Finding the Fourth Proportional to 516,382.34, 774,552.45 and 179,499.38

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Solution

The fourth proportional to 516,382.34, 774,552.45 and 179,499.38 is: 269,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,382.34 : 774,552.45 = 179,499.38 : x
  2. Step 2: Convert to fraction form
    516,382.34/774,552.45 = 179,499.38/x
  3. Step 3: Cross multiply
    516,382.34x = 774,552.45 × 179,499.38
  4. Step 4: Simplify right side
    516,382.34x = 139,031,684,552.48
  5. Step 5: Solve for x
    x = 139,031,684,552.48/516,382.34
  6. Step 6: Final answer
    x = 269,241.75

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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.