Home / 516,529.38-774,350.28-179,526.27

Finding the Fourth Proportional to 516,529.38, 774,350.28 and 179,526.27

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Solution

The fourth proportional to 516,529.38, 774,350.28 and 179,526.27 is: 269,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,529.38 : 774,350.28 = 179,526.27 : x
  2. Step 2: Convert to fraction form
    516,529.38/774,350.28 = 179,526.27/x
  3. Step 3: Cross multiply
    516,529.38x = 774,350.28 × 179,526.27
  4. Step 4: Simplify right side
    516,529.38x = 139,016,217,441.86
  5. Step 5: Solve for x
    x = 139,016,217,441.86/516,529.38
  6. Step 6: Final answer
    x = 269,135.16

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1.5x scale

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.