Home / 798,272.53-1,197,759.56-419,105.16

Finding the Fourth Proportional to 798,272.53, 1,197,759.56 and 419,105.16

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Solution

The fourth proportional to 798,272.53, 1,197,759.56 and 419,105.16 is: 628,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,272.53 : 1,197,759.56 = 419,105.16 : x
  2. Step 2: Convert to fraction form
    798,272.53/1,197,759.56 = 419,105.16/x
  3. Step 3: Cross multiply
    798,272.53x = 1,197,759.56 × 419,105.16
  4. Step 4: Simplify right side
    798,272.53x = 501,987,209,939.80
  5. Step 5: Solve for x
    x = 501,987,209,939.80/798,272.53
  6. Step 6: Final answer
    x = 628,841.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.