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Finding the Fourth Proportional to 454,686.06, 627,452.32 and 250,745.58

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Solution

The fourth proportional to 454,686.06, 627,452.32 and 250,745.58 is: 346,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,686.06 : 627,452.32 = 250,745.58 : x
  2. Step 2: Convert to fraction form
    454,686.06/627,452.32 = 250,745.58/x
  3. Step 3: Cross multiply
    454,686.06x = 627,452.32 × 250,745.58
  4. Step 4: Simplify right side
    454,686.06x = 157,330,895,900.75
  5. Step 5: Solve for x
    x = 157,330,895,900.75/454,686.06
  6. Step 6: Final answer
    x = 346,020.94

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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.