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Finding the Fourth Proportional to 463,211.39, 694,873.13 and 163,630.67

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Solution

The fourth proportional to 463,211.39, 694,873.13 and 163,630.67 is: 245,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,211.39 : 694,873.13 = 163,630.67 : x
  2. Step 2: Convert to fraction form
    463,211.39/694,873.13 = 163,630.67/x
  3. Step 3: Cross multiply
    463,211.39x = 694,873.13 × 163,630.67
  4. Step 4: Simplify right side
    463,211.39x = 113,702,555,826.90
  5. Step 5: Solve for x
    x = 113,702,555,826.90/463,211.39
  6. Step 6: Final answer
    x = 245,465.80

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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.