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Finding the Fourth Proportional to 624,067.40, 936,228.27 and 282,346.69

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Solution

The fourth proportional to 624,067.40, 936,228.27 and 282,346.69 is: 423,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,067.40 : 936,228.27 = 282,346.69 : x
  2. Step 2: Convert to fraction form
    624,067.40/936,228.27 = 282,346.69/x
  3. Step 3: Cross multiply
    624,067.40x = 936,228.27 × 282,346.69
  4. Step 4: Simplify right side
    624,067.40x = 264,340,950,959.44
  5. Step 5: Solve for x
    x = 264,340,950,959.44/624,067.40
  6. Step 6: Final answer
    x = 423,577.57

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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.