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Finding the Fourth Proportional to 307,080.20, 460,620.30 and 107,334.20

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Solution

The fourth proportional to 307,080.20, 460,620.30 and 107,334.20 is: 161,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,080.20 : 460,620.30 = 107,334.20 : x
  2. Step 2: Convert to fraction form
    307,080.20/460,620.30 = 107,334.20/x
  3. Step 3: Cross multiply
    307,080.20x = 460,620.30 × 107,334.20
  4. Step 4: Simplify right side
    307,080.20x = 49,440,311,404.26
  5. Step 5: Solve for x
    x = 49,440,311,404.26/307,080.20
  6. Step 6: Final answer
    x = 161,001.30

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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.