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Finding the Third Proportional to 28,962 and 63,461.25

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Solution

The third proportional to 28,962 and 63,461.25 is: 139,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962 : 63,461.25 = 63,461.25 : x
  2. Step 2: Convert to fraction form
    28,962/63,461.25 = 63,461.25/x
  3. Step 3: Cross multiply
    28,962x = 63,461.25 × 63,461.25
  4. Step 4: Simplify right side
    28,962x = 4,027,330,251.56
  5. Step 5: Solve for x
    x = 4,027,330,251.56/28,962
  6. Step 6: Final answer
    x = 139,055.67

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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.