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Finding the Third Proportional to 44,889 and 70,420.50

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Solution

The third proportional to 44,889 and 70,420.50 is: 110,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,889 : 70,420.50 = 70,420.50 : x
  2. Step 2: Convert to fraction form
    44,889/70,420.50 = 70,420.50/x
  3. Step 3: Cross multiply
    44,889x = 70,420.50 × 70,420.50
  4. Step 4: Simplify right side
    44,889x = 4,959,046,820.25
  5. Step 5: Solve for x
    x = 4,959,046,820.25/44,889
  6. Step 6: Final answer
    x = 110,473.54

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.