Home / 1,202,666.33-1,659,679.88-658,821.60

Finding the Fourth Proportional to 1,202,666.33, 1,659,679.88 and 658,821.60

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Solution

The fourth proportional to 1,202,666.33, 1,659,679.88 and 658,821.60 is: 909,173.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,666.33 : 1,659,679.88 = 658,821.60 : x
  2. Step 2: Convert to fraction form
    1,202,666.33/1,659,679.88 = 658,821.60/x
  3. Step 3: Cross multiply
    1,202,666.33x = 1,659,679.88 × 658,821.60
  4. Step 4: Simplify right side
    1,202,666.33x = 1,093,432,950,735.30
  5. Step 5: Solve for x
    x = 1,093,432,950,735.30/1,202,666.33
  6. Step 6: Final answer
    x = 909,173.99

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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.