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Finding the Fourth Proportional to 324,600.10, 486,900.15 and 102,984.10

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Solution

The fourth proportional to 324,600.10, 486,900.15 and 102,984.10 is: 154,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,600.10 : 486,900.15 = 102,984.10 : x
  2. Step 2: Convert to fraction form
    324,600.10/486,900.15 = 102,984.10/x
  3. Step 3: Cross multiply
    324,600.10x = 486,900.15 × 102,984.10
  4. Step 4: Simplify right side
    324,600.10x = 50,142,973,737.62
  5. Step 5: Solve for x
    x = 50,142,973,737.62/324,600.10
  6. Step 6: Final answer
    x = 154,476.15

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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.