Home / 868,759.40-1,198,888.34-529,227.64

Finding the Fourth Proportional to 868,759.40, 1,198,888.34 and 529,227.64

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Solution

The fourth proportional to 868,759.40, 1,198,888.34 and 529,227.64 is: 730,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,759.40 : 1,198,888.34 = 529,227.64 : x
  2. Step 2: Convert to fraction form
    868,759.40/1,198,888.34 = 529,227.64/x
  3. Step 3: Cross multiply
    868,759.40x = 1,198,888.34 × 529,227.64
  4. Step 4: Simplify right side
    868,759.40x = 634,484,846,801.72
  5. Step 5: Solve for x
    x = 634,484,846,801.72/868,759.40
  6. Step 6: Final answer
    x = 730,334.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.