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Finding the Fourth Proportional to 267,425.06, 400,233.41 and 260,228.51

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Solution

The fourth proportional to 267,425.06, 400,233.41 and 260,228.51 is: 389,462.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,425.06 : 400,233.41 = 260,228.51 : x
  2. Step 2: Convert to fraction form
    267,425.06/400,233.41 = 260,228.51/x
  3. Step 3: Cross multiply
    267,425.06x = 400,233.41 × 260,228.51
  4. Step 4: Simplify right side
    267,425.06x = 104,152,140,634.21
  5. Step 5: Solve for x
    x = 104,152,140,634.21/267,425.06
  6. Step 6: Final answer
    x = 389,462.91

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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.