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Finding the Fourth Proportional to 4,599, 6,898.64 and 1,479.32

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Solution

The fourth proportional to 4,599, 6,898.64 and 1,479.32 is: 2,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,599 : 6,898.64 = 1,479.32 : x
  2. Step 2: Convert to fraction form
    4,599/6,898.64 = 1,479.32/x
  3. Step 3: Cross multiply
    4,599x = 6,898.64 × 1,479.32
  4. Step 4: Simplify right side
    4,599x = 10,205,305.97
  5. Step 5: Solve for x
    x = 10,205,305.97/4,599
  6. Step 6: Final answer
    x = 2,219.03

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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.