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Finding the Fourth Proportional to 242,369.36, 363,366.70 and 122,364.54

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Solution

The fourth proportional to 242,369.36, 363,366.70 and 122,364.54 is: 183,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,369.36 : 363,366.70 = 122,364.54 : x
  2. Step 2: Convert to fraction form
    242,369.36/363,366.70 = 122,364.54/x
  3. Step 3: Cross multiply
    242,369.36x = 363,366.70 × 122,364.54
  4. Step 4: Simplify right side
    242,369.36x = 44,463,198,790.91
  5. Step 5: Solve for x
    x = 44,463,198,790.91/242,369.36
  6. Step 6: Final answer
    x = 183,452.23

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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.