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Finding the Fourth Proportional to 629,735.74, 944,670.21 and 230,412.22

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Solution

The fourth proportional to 629,735.74, 944,670.21 and 230,412.22 is: 345,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,735.74 : 944,670.21 = 230,412.22 : x
  2. Step 2: Convert to fraction form
    629,735.74/944,670.21 = 230,412.22/x
  3. Step 3: Cross multiply
    629,735.74x = 944,670.21 × 230,412.22
  4. Step 4: Simplify right side
    629,735.74x = 217,663,560,253.97
  5. Step 5: Solve for x
    x = 217,663,560,253.97/629,735.74
  6. Step 6: Final answer
    x = 345,642.70

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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.