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Finding the Third Proportional to 17,736,871.50 and 38,962,113.75

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Solution

The third proportional to 17,736,871.50 and 38,962,113.75 is: 85,587,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736,871.50 : 38,962,113.75 = 38,962,113.75 : x
  2. Step 2: Convert to fraction form
    17,736,871.50/38,962,113.75 = 38,962,113.75/x
  3. Step 3: Cross multiply
    17,736,871.50x = 38,962,113.75 × 38,962,113.75
  4. Step 4: Simplify right side
    17,736,871.50x = 1,518,046,307,867,939
  5. Step 5: Solve for x
    x = 1,518,046,307,867,939/17,736,871.50
  6. Step 6: Final answer
    x = 85,587,038.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.