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Finding the Fourth Proportional to 350,083.20, 525,201.60 and 113,385.60

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Solution

The fourth proportional to 350,083.20, 525,201.60 and 113,385.60 is: 170,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,083.20 : 525,201.60 = 113,385.60 : x
  2. Step 2: Convert to fraction form
    350,083.20/525,201.60 = 113,385.60/x
  3. Step 3: Cross multiply
    350,083.20x = 525,201.60 × 113,385.60
  4. Step 4: Simplify right side
    350,083.20x = 59,550,298,536.96
  5. Step 5: Solve for x
    x = 59,550,298,536.96/350,083.20
  6. Step 6: Final answer
    x = 170,103.27

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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.