Home / 476,198.17-657,151.41-261,341.71

Finding the Fourth Proportional to 476,198.17, 657,151.41 and 261,341.71

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Solution

The fourth proportional to 476,198.17, 657,151.41 and 261,341.71 is: 360,650.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,198.17 : 657,151.41 = 261,341.71 : x
  2. Step 2: Convert to fraction form
    476,198.17/657,151.41 = 261,341.71/x
  3. Step 3: Cross multiply
    476,198.17x = 657,151.41 × 261,341.71
  4. Step 4: Simplify right side
    476,198.17x = 171,741,073,218.31
  5. Step 5: Solve for x
    x = 171,741,073,218.31/476,198.17
  6. Step 6: Final answer
    x = 360,650.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.