Home / 516,526.38-774,345.78-179,523.27

Finding the Fourth Proportional to 516,526.38, 774,345.78 and 179,523.27

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Solution

The fourth proportional to 516,526.38, 774,345.78 and 179,523.27 is: 269,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,526.38 : 774,345.78 = 179,523.27 : x
  2. Step 2: Convert to fraction form
    516,526.38/774,345.78 = 179,523.27/x
  3. Step 3: Cross multiply
    516,526.38x = 774,345.78 × 179,523.27
  4. Step 4: Simplify right side
    516,526.38x = 139,013,086,536.30
  5. Step 5: Solve for x
    x = 139,013,086,536.30/516,526.38
  6. Step 6: Final answer
    x = 269,130.66

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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.