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Finding the Fourth Proportional to 267,467.40, 369,142.83 and 165,525.72

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Solution

The fourth proportional to 267,467.40, 369,142.83 and 165,525.72 is: 228,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,467.40 : 369,142.83 = 165,525.72 : x
  2. Step 2: Convert to fraction form
    267,467.40/369,142.83 = 165,525.72/x
  3. Step 3: Cross multiply
    267,467.40x = 369,142.83 × 165,525.72
  4. Step 4: Simplify right side
    267,467.40x = 61,102,632,718.59
  5. Step 5: Solve for x
    x = 61,102,632,718.59/267,467.40
  6. Step 6: Final answer
    x = 228,448.90

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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.