Home / 350,664.20-525,996.30-323,630.60

Finding the Fourth Proportional to 350,664.20, 525,996.30 and 323,630.60

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Solution

The fourth proportional to 350,664.20, 525,996.30 and 323,630.60 is: 485,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,664.20 : 525,996.30 = 323,630.60 : x
  2. Step 2: Convert to fraction form
    350,664.20/525,996.30 = 323,630.60/x
  3. Step 3: Cross multiply
    350,664.20x = 525,996.30 × 323,630.60
  4. Step 4: Simplify right side
    350,664.20x = 170,228,498,166.78
  5. Step 5: Solve for x
    x = 170,228,498,166.78/350,664.20
  6. Step 6: Final answer
    x = 485,445.90

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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.