Home / 798,601.80-1,197,902.70-325,626.60

Finding the Fourth Proportional to 798,601.80, 1,197,902.70 and 325,626.60

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Solution

The fourth proportional to 798,601.80, 1,197,902.70 and 325,626.60 is: 488,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,601.80 : 1,197,902.70 = 325,626.60 : x
  2. Step 2: Convert to fraction form
    798,601.80/1,197,902.70 = 325,626.60/x
  3. Step 3: Cross multiply
    798,601.80x = 1,197,902.70 × 325,626.60
  4. Step 4: Simplify right side
    798,601.80x = 390,068,983,331.82
  5. Step 5: Solve for x
    x = 390,068,983,331.82/798,601.80
  6. Step 6: Final answer
    x = 488,439.90

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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.