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Finding the Fourth Proportional to 2,462.88, 3,695.04 and 924

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Solution

The fourth proportional to 2,462.88, 3,695.04 and 924 is: 1,386.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.88 : 3,695.04 = 924 : x
  2. Step 2: Convert to fraction form
    2,462.88/3,695.04 = 924/x
  3. Step 3: Cross multiply
    2,462.88x = 3,695.04 × 924
  4. Step 4: Simplify right side
    2,462.88x = 3,414,216.96
  5. Step 5: Solve for x
    x = 3,414,216.96/2,462.88
  6. Step 6: Final answer
    x = 1,386.27

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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.