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Finding the Fourth Proportional to 267,467.63, 369,143.15 and 165,525.95

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Solution

The fourth proportional to 267,467.63, 369,143.15 and 165,525.95 is: 228,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,467.63 : 369,143.15 = 165,525.95 : x
  2. Step 2: Convert to fraction form
    267,467.63/369,143.15 = 165,525.95/x
  3. Step 3: Cross multiply
    267,467.63x = 369,143.15 × 165,525.95
  4. Step 4: Simplify right side
    267,467.63x = 61,102,767,916.40
  5. Step 5: Solve for x
    x = 61,102,767,916.40/267,467.63
  6. Step 6: Final answer
    x = 228,449.21

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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.