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Finding the Fourth Proportional to 454,675.83, 627,488.42 and 250,745.37

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Solution

The fourth proportional to 454,675.83, 627,488.42 and 250,745.37 is: 346,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,675.83 : 627,488.42 = 250,745.37 : x
  2. Step 2: Convert to fraction form
    454,675.83/627,488.42 = 250,745.37/x
  3. Step 3: Cross multiply
    454,675.83x = 627,488.42 × 250,745.37
  4. Step 4: Simplify right side
    454,675.83x = 157,339,814,789.89
  5. Step 5: Solve for x
    x = 157,339,814,789.89/454,675.83
  6. Step 6: Final answer
    x = 346,048.34

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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.