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Finding the Fourth Proportional to 424,524.78, 585,859.77 and 233,552.70

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Solution

The fourth proportional to 424,524.78, 585,859.77 and 233,552.70 is: 322,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,524.78 : 585,859.77 = 233,552.70 : x
  2. Step 2: Convert to fraction form
    424,524.78/585,859.77 = 233,552.70/x
  3. Step 3: Cross multiply
    424,524.78x = 585,859.77 × 233,552.70
  4. Step 4: Simplify right side
    424,524.78x = 136,829,131,104.88
  5. Step 5: Solve for x
    x = 136,829,131,104.88/424,524.78
  6. Step 6: Final answer
    x = 322,311.29

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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.