Home / 979,866.70-1,352,205.93-550,136.86

Finding the Fourth Proportional to 979,866.70, 1,352,205.93 and 550,136.86

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Solution

The fourth proportional to 979,866.70, 1,352,205.93 and 550,136.86 is: 759,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,866.70 : 1,352,205.93 = 550,136.86 : x
  2. Step 2: Convert to fraction form
    979,866.70/1,352,205.93 = 550,136.86/x
  3. Step 3: Cross multiply
    979,866.70x = 1,352,205.93 × 550,136.86
  4. Step 4: Simplify right side
    979,866.70x = 743,898,323,086.08
  5. Step 5: Solve for x
    x = 743,898,323,086.08/979,866.70
  6. Step 6: Final answer
    x = 759,183.19

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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.