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Finding the Third Proportional to 5,547 and 9,328.50

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Solution

The third proportional to 5,547 and 9,328.50 is: 15,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547 : 9,328.50 = 9,328.50 : x
  2. Step 2: Convert to fraction form
    5,547/9,328.50 = 9,328.50/x
  3. Step 3: Cross multiply
    5,547x = 9,328.50 × 9,328.50
  4. Step 4: Simplify right side
    5,547x = 87,020,912.25
  5. Step 5: Solve for x
    x = 87,020,912.25/5,547
  6. Step 6: Final answer
    x = 15,687.92

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Why These Related Problems?

These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.