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Finding the Fourth Proportional to 267,124.16, 368,631.30 and 146,265.44

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Solution

The fourth proportional to 267,124.16, 368,631.30 and 146,265.44 is: 201,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,124.16 : 368,631.30 = 146,265.44 : x
  2. Step 2: Convert to fraction form
    267,124.16/368,631.30 = 146,265.44/x
  3. Step 3: Cross multiply
    267,124.16x = 368,631.30 × 146,265.44
  4. Step 4: Simplify right side
    267,124.16x = 53,918,017,449.12
  5. Step 5: Solve for x
    x = 53,918,017,449.12/267,124.16
  6. Step 6: Final answer
    x = 201,846.28

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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.