Home / 969,453.24-1,337,842.62-539,722.32

Finding the Fourth Proportional to 969,453.24, 1,337,842.62 and 539,722.32

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Solution

The fourth proportional to 969,453.24, 1,337,842.62 and 539,722.32 is: 744,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,453.24 : 1,337,842.62 = 539,722.32 : x
  2. Step 2: Convert to fraction form
    969,453.24/1,337,842.62 = 539,722.32/x
  3. Step 3: Cross multiply
    969,453.24x = 1,337,842.62 × 539,722.32
  4. Step 4: Simplify right side
    969,453.24x = 722,063,522,661.28
  5. Step 5: Solve for x
    x = 722,063,522,661.28/969,453.24
  6. Step 6: Final answer
    x = 744,815.21

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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.