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Finding the Fourth Proportional to 347,960.88, 480,417.24 and 267,244.14

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Solution

The fourth proportional to 347,960.88, 480,417.24 and 267,244.14 is: 368,974.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,960.88 : 480,417.24 = 267,244.14 : x
  2. Step 2: Convert to fraction form
    347,960.88/480,417.24 = 267,244.14/x
  3. Step 3: Cross multiply
    347,960.88x = 480,417.24 × 267,244.14
  4. Step 4: Simplify right side
    347,960.88x = 128,388,692,144.97
  5. Step 5: Solve for x
    x = 128,388,692,144.97/347,960.88
  6. Step 6: Final answer
    x = 368,974.50

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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.