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Finding the Fourth Proportional to 267,112.46, 368,603.80 and 146,251.56

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Solution

The fourth proportional to 267,112.46, 368,603.80 and 146,251.56 is: 201,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,112.46 : 368,603.80 = 146,251.56 : x
  2. Step 2: Convert to fraction form
    267,112.46/368,603.80 = 146,251.56/x
  3. Step 3: Cross multiply
    267,112.46x = 368,603.80 × 146,251.56
  4. Step 4: Simplify right side
    267,112.46x = 53,908,880,771.93
  5. Step 5: Solve for x
    x = 53,908,880,771.93/267,112.46
  6. Step 6: Final answer
    x = 201,820.91

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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.