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Finding the Third Proportional to 63,483.75 and 135,411.75

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Solution

The third proportional to 63,483.75 and 135,411.75 is: 288,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,483.75 : 135,411.75 = 135,411.75 : x
  2. Step 2: Convert to fraction form
    63,483.75/135,411.75 = 135,411.75/x
  3. Step 3: Cross multiply
    63,483.75x = 135,411.75 × 135,411.75
  4. Step 4: Simplify right side
    63,483.75x = 18,336,342,038.06
  5. Step 5: Solve for x
    x = 18,336,342,038.06/63,483.75
  6. Step 6: Final answer
    x = 288,835.21

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.