Home / 516,516.48-774,330.96-179,513.34

Finding the Fourth Proportional to 516,516.48, 774,330.96 and 179,513.34

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Solution

The fourth proportional to 516,516.48, 774,330.96 and 179,513.34 is: 269,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,516.48 : 774,330.96 = 179,513.34 : x
  2. Step 2: Convert to fraction form
    516,516.48/774,330.96 = 179,513.34/x
  3. Step 3: Cross multiply
    516,516.48x = 774,330.96 × 179,513.34
  4. Step 4: Simplify right side
    516,516.48x = 139,002,736,895.01
  5. Step 5: Solve for x
    x = 139,002,736,895.01/516,516.48
  6. Step 6: Final answer
    x = 269,115.78

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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.