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Finding the Fourth Proportional to 629,883.84, 868,704.93 and 532,245.42

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Solution

The fourth proportional to 629,883.84, 868,704.93 and 532,245.42 is: 734,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,883.84 : 868,704.93 = 532,245.42 : x
  2. Step 2: Convert to fraction form
    629,883.84/868,704.93 = 532,245.42/x
  3. Step 3: Cross multiply
    629,883.84x = 868,704.93 × 532,245.42
  4. Step 4: Simplify right side
    629,883.84x = 462,364,220,323.92
  5. Step 5: Solve for x
    x = 462,364,220,323.92/629,883.84
  6. Step 6: Final answer
    x = 734,046.81

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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.