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Finding the Fourth Proportional to 694,100.12, 957,663.96 and 436,004.96

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Solution

The fourth proportional to 694,100.12, 957,663.96 and 436,004.96 is: 601,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,100.12 : 957,663.96 = 436,004.96 : x
  2. Step 2: Convert to fraction form
    694,100.12/957,663.96 = 436,004.96/x
  3. Step 3: Cross multiply
    694,100.12x = 957,663.96 × 436,004.96
  4. Step 4: Simplify right side
    694,100.12x = 417,546,236,573.24
  5. Step 5: Solve for x
    x = 417,546,236,573.24/694,100.12
  6. Step 6: Final answer
    x = 601,564.85

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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.