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Finding the Fourth Proportional to 1,230,941, 1,698,757.26 and 694,397

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Solution

The fourth proportional to 1,230,941, 1,698,757.26 and 694,397 is: 958,300.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,941 : 1,698,757.26 = 694,397 : x
  2. Step 2: Convert to fraction form
    1,230,941/1,698,757.26 = 694,397/x
  3. Step 3: Cross multiply
    1,230,941x = 1,698,757.26 × 694,397
  4. Step 4: Simplify right side
    1,230,941x = 1,179,611,945,072.22
  5. Step 5: Solve for x
    x = 1,179,611,945,072.22/1,230,941
  6. Step 6: Final answer
    x = 958,300.96

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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.