Home / 698,086.69-1,046,161.24-318,078.74

Finding the Fourth Proportional to 698,086.69, 1,046,161.24 and 318,078.74

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Solution

The fourth proportional to 698,086.69, 1,046,161.24 and 318,078.74 is: 476,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,086.69 : 1,046,161.24 = 318,078.74 : x
  2. Step 2: Convert to fraction form
    698,086.69/1,046,161.24 = 318,078.74/x
  3. Step 3: Cross multiply
    698,086.69x = 1,046,161.24 × 318,078.74
  4. Step 4: Simplify right side
    698,086.69x = 332,761,649,056.04
  5. Step 5: Solve for x
    x = 332,761,649,056.04/698,086.69
  6. Step 6: Final answer
    x = 476,676.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.