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Finding the Fourth Proportional to 4,508.64, 6,762.15 and 2,043

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Solution

The fourth proportional to 4,508.64, 6,762.15 and 2,043 is: 3,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.64 : 6,762.15 = 2,043 : x
  2. Step 2: Convert to fraction form
    4,508.64/6,762.15 = 2,043/x
  3. Step 3: Cross multiply
    4,508.64x = 6,762.15 × 2,043
  4. Step 4: Simplify right side
    4,508.64x = 13,815,072.45
  5. Step 5: Solve for x
    x = 13,815,072.45/4,508.64
  6. Step 6: Final answer
    x = 3,064.13

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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.