Home / 802,795.60-1,204,193.40-329,820.40

Finding the Fourth Proportional to 802,795.60, 1,204,193.40 and 329,820.40

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Solution

The fourth proportional to 802,795.60, 1,204,193.40 and 329,820.40 is: 494,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,795.60 : 1,204,193.40 = 329,820.40 : x
  2. Step 2: Convert to fraction form
    802,795.60/1,204,193.40 = 329,820.40/x
  3. Step 3: Cross multiply
    802,795.60x = 1,204,193.40 × 329,820.40
  4. Step 4: Simplify right side
    802,795.60x = 397,167,548,865.36
  5. Step 5: Solve for x
    x = 397,167,548,865.36/802,795.60
  6. Step 6: Final answer
    x = 494,730.60

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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.