Home / 516,251.66-774,297.57-263,718.86

Finding the Fourth Proportional to 516,251.66, 774,297.57 and 263,718.86

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Solution

The fourth proportional to 516,251.66, 774,297.57 and 263,718.86 is: 395,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,251.66 : 774,297.57 = 263,718.86 : x
  2. Step 2: Convert to fraction form
    516,251.66/774,297.57 = 263,718.86/x
  3. Step 3: Cross multiply
    516,251.66x = 774,297.57 × 263,718.86
  4. Step 4: Simplify right side
    516,251.66x = 204,196,872,461.17
  5. Step 5: Solve for x
    x = 204,196,872,461.17/516,251.66
  6. Step 6: Final answer
    x = 395,537.46

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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.