Home / 949,344.68-1,310,107.97-519,615.59

Finding the Fourth Proportional to 949,344.68, 1,310,107.97 and 519,615.59

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Solution

The fourth proportional to 949,344.68, 1,310,107.97 and 519,615.59 is: 717,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,344.68 : 1,310,107.97 = 519,615.59 : x
  2. Step 2: Convert to fraction form
    949,344.68/1,310,107.97 = 519,615.59/x
  3. Step 3: Cross multiply
    949,344.68x = 1,310,107.97 × 519,615.59
  4. Step 4: Simplify right side
    949,344.68x = 680,752,520,543.75
  5. Step 5: Solve for x
    x = 680,752,520,543.75/949,344.68
  6. Step 6: Final answer
    x = 717,076.25

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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.