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Finding the Fourth Proportional to 9,808.08, 14,712 and 4,610.28

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Solution

The fourth proportional to 9,808.08, 14,712 and 4,610.28 is: 6,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.08 : 14,712 = 4,610.28 : x
  2. Step 2: Convert to fraction form
    9,808.08/14,712 = 4,610.28/x
  3. Step 3: Cross multiply
    9,808.08x = 14,712 × 4,610.28
  4. Step 4: Simplify right side
    9,808.08x = 67,826,439.36
  5. Step 5: Solve for x
    x = 67,826,439.36/9,808.08
  6. Step 6: Final answer
    x = 6,915.36

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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.