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Finding the Fourth Proportional to 264,066.90, 396,216.99 and 106,602.90

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Solution

The fourth proportional to 264,066.90, 396,216.99 and 106,602.90 is: 159,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,066.90 : 396,216.99 = 106,602.90 : x
  2. Step 2: Convert to fraction form
    264,066.90/396,216.99 = 106,602.90/x
  3. Step 3: Cross multiply
    264,066.90x = 396,216.99 × 106,602.90
  4. Step 4: Simplify right side
    264,066.90x = 42,237,880,163.27
  5. Step 5: Solve for x
    x = 42,237,880,163.27/264,066.90
  6. Step 6: Final answer
    x = 159,951.44

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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.