Home / 970,481.53-1,339,246.42-540,752.41

Finding the Fourth Proportional to 970,481.53, 1,339,246.42 and 540,752.41

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Solution

The fourth proportional to 970,481.53, 1,339,246.42 and 540,752.41 is: 746,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,481.53 : 1,339,246.42 = 540,752.41 : x
  2. Step 2: Convert to fraction form
    970,481.53/1,339,246.42 = 540,752.41/x
  3. Step 3: Cross multiply
    970,481.53x = 1,339,246.42 × 540,752.41
  4. Step 4: Simplify right side
    970,481.53x = 724,200,729,198.87
  5. Step 5: Solve for x
    x = 724,200,729,198.87/970,481.53
  6. Step 6: Final answer
    x = 746,228.25

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1.5x scale

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.