Home / 1,073,194.40-1,609,791.60-325,143.20

Finding the Fourth Proportional to 1,073,194.40, 1,609,791.60 and 325,143.20

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Solution

The fourth proportional to 1,073,194.40, 1,609,791.60 and 325,143.20 is: 487,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,194.40 : 1,609,791.60 = 325,143.20 : x
  2. Step 2: Convert to fraction form
    1,073,194.40/1,609,791.60 = 325,143.20/x
  3. Step 3: Cross multiply
    1,073,194.40x = 1,609,791.60 × 325,143.20
  4. Step 4: Simplify right side
    1,073,194.40x = 523,412,792,157.12
  5. Step 5: Solve for x
    x = 523,412,792,157.12/1,073,194.40
  6. Step 6: Final answer
    x = 487,714.80

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Double scale
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Similar ratio
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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.