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Finding the Fourth Proportional to 267,316.43, 368,896.67 and 146,462.30

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Solution

The fourth proportional to 267,316.43, 368,896.67 and 146,462.30 is: 202,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,316.43 : 368,896.67 = 146,462.30 : x
  2. Step 2: Convert to fraction form
    267,316.43/368,896.67 = 146,462.30/x
  3. Step 3: Cross multiply
    267,316.43x = 368,896.67 × 146,462.30
  4. Step 4: Simplify right side
    267,316.43x = 54,029,452,173.75
  5. Step 5: Solve for x
    x = 54,029,452,173.75/267,316.43
  6. Step 6: Final answer
    x = 202,117.96

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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.