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Finding the Fourth Proportional to 4,521, 6,241.89 and 3,104.23

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Solution

The fourth proportional to 4,521, 6,241.89 and 3,104.23 is: 4,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521 : 6,241.89 = 3,104.23 : x
  2. Step 2: Convert to fraction form
    4,521/6,241.89 = 3,104.23/x
  3. Step 3: Cross multiply
    4,521x = 6,241.89 × 3,104.23
  4. Step 4: Simplify right side
    4,521x = 19,376,262.19
  5. Step 5: Solve for x
    x = 19,376,262.19/4,521
  6. Step 6: Final answer
    x = 4,285.84

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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.