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Finding the Fourth Proportional to 240,536.16, 360,800.37 and 82,765.98

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Solution

The fourth proportional to 240,536.16, 360,800.37 and 82,765.98 is: 124,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,536.16 : 360,800.37 = 82,765.98 : x
  2. Step 2: Convert to fraction form
    240,536.16/360,800.37 = 82,765.98/x
  3. Step 3: Cross multiply
    240,536.16x = 360,800.37 × 82,765.98
  4. Step 4: Simplify right side
    240,536.16x = 29,861,996,207.41
  5. Step 5: Solve for x
    x = 29,861,996,207.41/240,536.16
  6. Step 6: Final answer
    x = 124,147.64

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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.