Home / 949,589.96-1,310,450.58-519,863.24

Finding the Fourth Proportional to 949,589.96, 1,310,450.58 and 519,863.24

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Solution

The fourth proportional to 949,589.96, 1,310,450.58 and 519,863.24 is: 717,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,589.96 : 1,310,450.58 = 519,863.24 : x
  2. Step 2: Convert to fraction form
    949,589.96/1,310,450.58 = 519,863.24/x
  3. Step 3: Cross multiply
    949,589.96x = 1,310,450.58 × 519,863.24
  4. Step 4: Simplify right side
    949,589.96x = 681,255,084,378.68
  5. Step 5: Solve for x
    x = 681,255,084,378.68/949,589.96
  6. Step 6: Final answer
    x = 717,420.27

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Double scale
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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.