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Finding the Fourth Proportional to 361,359.06, 498,679.47 and 200,216.67

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Solution

The fourth proportional to 361,359.06, 498,679.47 and 200,216.67 is: 276,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,359.06 : 498,679.47 = 200,216.67 : x
  2. Step 2: Convert to fraction form
    361,359.06/498,679.47 = 200,216.67/x
  3. Step 3: Cross multiply
    361,359.06x = 498,679.47 × 200,216.67
  4. Step 4: Simplify right side
    361,359.06x = 99,843,942,880.76
  5. Step 5: Solve for x
    x = 99,843,942,880.76/361,359.06
  6. Step 6: Final answer
    x = 276,301.20

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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.