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Finding the Fourth Proportional to 267,393.96, 368,993.08 and 159,899.94

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Solution

The fourth proportional to 267,393.96, 368,993.08 and 159,899.94 is: 220,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,393.96 : 368,993.08 = 159,899.94 : x
  2. Step 2: Convert to fraction form
    267,393.96/368,993.08 = 159,899.94/x
  3. Step 3: Cross multiply
    267,393.96x = 368,993.08 × 159,899.94
  4. Step 4: Simplify right side
    267,393.96x = 59,001,971,352.42
  5. Step 5: Solve for x
    x = 59,001,971,352.42/267,393.96
  6. Step 6: Final answer
    x = 220,655.59

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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.