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Finding the Fourth Proportional to 3,088, 4,632.24 and 1,264

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Solution

The fourth proportional to 3,088, 4,632.24 and 1,264 is: 1,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088 : 4,632.24 = 1,264 : x
  2. Step 2: Convert to fraction form
    3,088/4,632.24 = 1,264/x
  3. Step 3: Cross multiply
    3,088x = 4,632.24 × 1,264
  4. Step 4: Simplify right side
    3,088x = 5,855,151.36
  5. Step 5: Solve for x
    x = 5,855,151.36/3,088
  6. Step 6: Final answer
    x = 1,896.10

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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.