Home / 516,252.16-774,298.32-263,719.36

Finding the Fourth Proportional to 516,252.16, 774,298.32 and 263,719.36

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Solution

The fourth proportional to 516,252.16, 774,298.32 and 263,719.36 is: 395,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,252.16 : 774,298.32 = 263,719.36 : x
  2. Step 2: Convert to fraction form
    516,252.16/774,298.32 = 263,719.36/x
  3. Step 3: Cross multiply
    516,252.16x = 774,298.32 × 263,719.36
  4. Step 4: Simplify right side
    516,252.16x = 204,197,457,399.48
  5. Step 5: Solve for x
    x = 204,197,457,399.48/516,252.16
  6. Step 6: Final answer
    x = 395,538.21

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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.