Home / 382,194.20-573,291.30-329,706.20

Finding the Fourth Proportional to 382,194.20, 573,291.30 and 329,706.20

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Solution

The fourth proportional to 382,194.20, 573,291.30 and 329,706.20 is: 494,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,194.20 : 573,291.30 = 329,706.20 : x
  2. Step 2: Convert to fraction form
    382,194.20/573,291.30 = 329,706.20/x
  3. Step 3: Cross multiply
    382,194.20x = 573,291.30 × 329,706.20
  4. Step 4: Simplify right side
    382,194.20x = 189,017,696,016.06
  5. Step 5: Solve for x
    x = 189,017,696,016.06/382,194.20
  6. Step 6: Final answer
    x = 494,559.30

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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.