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Finding the Fourth Proportional to 262,614.57, 393,290.44 and 149,953.39

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Solution

The fourth proportional to 262,614.57, 393,290.44 and 149,953.39 is: 224,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,614.57 : 393,290.44 = 149,953.39 : x
  2. Step 2: Convert to fraction form
    262,614.57/393,290.44 = 149,953.39/x
  3. Step 3: Cross multiply
    262,614.57x = 393,290.44 × 149,953.39
  4. Step 4: Simplify right side
    262,614.57x = 58,975,235,586.74
  5. Step 5: Solve for x
    x = 58,975,235,586.74/262,614.57
  6. Step 6: Final answer
    x = 224,569.55

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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.