Home / 454,934.56-627,606.69-263,837.20

Finding the Fourth Proportional to 454,934.56, 627,606.69 and 263,837.20

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Solution

The fourth proportional to 454,934.56, 627,606.69 and 263,837.20 is: 363,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,934.56 : 627,606.69 = 263,837.20 : x
  2. Step 2: Convert to fraction form
    454,934.56/627,606.69 = 263,837.20/x
  3. Step 3: Cross multiply
    454,934.56x = 627,606.69 × 263,837.20
  4. Step 4: Simplify right side
    454,934.56x = 165,585,991,790.87
  5. Step 5: Solve for x
    x = 165,585,991,790.87/454,934.56
  6. Step 6: Final answer
    x = 363,977.61

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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.