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Finding the Third Proportional to 25,479.56 and 51,688.13

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Solution

The third proportional to 25,479.56 and 51,688.13 is: 104,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.56 : 51,688.13 = 51,688.13 : x
  2. Step 2: Convert to fraction form
    25,479.56/51,688.13 = 51,688.13/x
  3. Step 3: Cross multiply
    25,479.56x = 51,688.13 × 51,688.13
  4. Step 4: Simplify right side
    25,479.56x = 2,671,662,266.02
  5. Step 5: Solve for x
    x = 2,671,662,266.02/25,479.56
  6. Step 6: Final answer
    x = 104,855.11

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.