Home / 970,480.53-1,339,245.05-540,751.41

Finding the Fourth Proportional to 970,480.53, 1,339,245.05 and 540,751.41

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Solution

The fourth proportional to 970,480.53, 1,339,245.05 and 540,751.41 is: 746,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,480.53 : 1,339,245.05 = 540,751.41 : x
  2. Step 2: Convert to fraction form
    970,480.53/1,339,245.05 = 540,751.41/x
  3. Step 3: Cross multiply
    970,480.53x = 1,339,245.05 × 540,751.41
  4. Step 4: Simplify right side
    970,480.53x = 724,198,646,419.26
  5. Step 5: Solve for x
    x = 724,198,646,419.26/970,480.53
  6. Step 6: Final answer
    x = 746,226.87

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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.