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Finding the Third Proportional to 28,575 and 62,684.50

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Solution

The third proportional to 28,575 and 62,684.50 is: 137,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575 : 62,684.50 = 62,684.50 : x
  2. Step 2: Convert to fraction form
    28,575/62,684.50 = 62,684.50/x
  3. Step 3: Cross multiply
    28,575x = 62,684.50 × 62,684.50
  4. Step 4: Simplify right side
    28,575x = 3,929,346,540.25
  5. Step 5: Solve for x
    x = 3,929,346,540.25/28,575
  6. Step 6: Final answer
    x = 137,509.94

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.