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Finding the Fourth Proportional to 267,185.35, 368,965.56 and 171,857.53

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Solution

The fourth proportional to 267,185.35, 368,965.56 and 171,857.53 is: 237,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,185.35 : 368,965.56 = 171,857.53 : x
  2. Step 2: Convert to fraction form
    267,185.35/368,965.56 = 171,857.53/x
  3. Step 3: Cross multiply
    267,185.35x = 368,965.56 × 171,857.53
  4. Step 4: Simplify right side
    267,185.35x = 63,409,509,796.67
  5. Step 5: Solve for x
    x = 63,409,509,796.67/267,185.35
  6. Step 6: Final answer
    x = 237,324.05

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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.