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Finding the Fourth Proportional to 694,447.29, 958,880.97 and 533,046.69

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Solution

The fourth proportional to 694,447.29, 958,880.97 and 533,046.69 is: 736,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,447.29 : 958,880.97 = 533,046.69 : x
  2. Step 2: Convert to fraction form
    694,447.29/958,880.97 = 533,046.69/x
  3. Step 3: Cross multiply
    694,447.29x = 958,880.97 × 533,046.69
  4. Step 4: Simplify right side
    694,447.29x = 511,128,327,162.49
  5. Step 5: Solve for x
    x = 511,128,327,162.49/694,447.29
  6. Step 6: Final answer
    x = 736,021.78

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Double scale
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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.