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Finding the Third Proportional to 45,207 and 64,579.50

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Solution

The third proportional to 45,207 and 64,579.50 is: 92,253.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,207 : 64,579.50 = 64,579.50 : x
  2. Step 2: Convert to fraction form
    45,207/64,579.50 = 64,579.50/x
  3. Step 3: Cross multiply
    45,207x = 64,579.50 × 64,579.50
  4. Step 4: Simplify right side
    45,207x = 4,170,511,820.25
  5. Step 5: Solve for x
    x = 4,170,511,820.25/45,207
  6. Step 6: Final answer
    x = 92,253.67

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.