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Finding the Fourth Proportional to 267,477.53, 401,216.90 and 67,797.95

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Solution

The fourth proportional to 267,477.53, 401,216.90 and 67,797.95 is: 101,697.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,477.53 : 401,216.90 = 67,797.95 : x
  2. Step 2: Convert to fraction form
    267,477.53/401,216.90 = 67,797.95/x
  3. Step 3: Cross multiply
    267,477.53x = 401,216.90 × 67,797.95
  4. Step 4: Simplify right side
    267,477.53x = 27,201,680,980.28
  5. Step 5: Solve for x
    x = 27,201,680,980.28/267,477.53
  6. Step 6: Final answer
    x = 101,697.07

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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.