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Finding the Fourth Proportional to 3,304.34, 4,557.34 and 2,905.16

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Solution

The fourth proportional to 3,304.34, 4,557.34 and 2,905.16 is: 4,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.34 : 4,557.34 = 2,905.16 : x
  2. Step 2: Convert to fraction form
    3,304.34/4,557.34 = 2,905.16/x
  3. Step 3: Cross multiply
    3,304.34x = 4,557.34 × 2,905.16
  4. Step 4: Simplify right side
    3,304.34x = 13,239,801.87
  5. Step 5: Solve for x
    x = 13,239,801.87/3,304.34
  6. Step 6: Final answer
    x = 4,006.79

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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.