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Finding the Fourth Proportional to 361,360.06, 498,680.85 and 200,217.67

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Solution

The fourth proportional to 361,360.06, 498,680.85 and 200,217.67 is: 276,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,360.06 : 498,680.85 = 200,217.67 : x
  2. Step 2: Convert to fraction form
    361,360.06/498,680.85 = 200,217.67/x
  3. Step 3: Cross multiply
    361,360.06x = 498,680.85 × 200,217.67
  4. Step 4: Simplify right side
    361,360.06x = 99,844,717,860.62
  5. Step 5: Solve for x
    x = 99,844,717,860.62/361,360.06
  6. Step 6: Final answer
    x = 276,302.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.