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Finding the Fourth Proportional to 300,551.33, 450,111.42 and 173,924.64

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Solution

The fourth proportional to 300,551.33, 450,111.42 and 173,924.64 is: 260,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,551.33 : 450,111.42 = 173,924.64 : x
  2. Step 2: Convert to fraction form
    300,551.33/450,111.42 = 173,924.64/x
  3. Step 3: Cross multiply
    300,551.33x = 450,111.42 × 173,924.64
  4. Step 4: Simplify right side
    300,551.33x = 78,285,466,683.39
  5. Step 5: Solve for x
    x = 78,285,466,683.39/300,551.33
  6. Step 6: Final answer
    x = 260,472.87

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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.