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Finding the Fourth Proportional to 4,336.88, 6,506 and 1,414.51

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Solution

The fourth proportional to 4,336.88, 6,506 and 1,414.51 is: 2,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336.88 : 6,506 = 1,414.51 : x
  2. Step 2: Convert to fraction form
    4,336.88/6,506 = 1,414.51/x
  3. Step 3: Cross multiply
    4,336.88x = 6,506 × 1,414.51
  4. Step 4: Simplify right side
    4,336.88x = 9,202,802.06
  5. Step 5: Solve for x
    x = 9,202,802.06/4,336.88
  6. Step 6: Final answer
    x = 2,121.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.