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Finding the Third Proportional to 32,318,988.75 and 71,812,336.50

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Solution

The third proportional to 32,318,988.75 and 71,812,336.50 is: 159,565,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,318,988.75 : 71,812,336.50 = 71,812,336.50 : x
  2. Step 2: Convert to fraction form
    32,318,988.75/71,812,336.50 = 71,812,336.50/x
  3. Step 3: Cross multiply
    32,318,988.75x = 71,812,336.50 × 71,812,336.50
  4. Step 4: Simplify right side
    32,318,988.75x = 5,157,011,673,589,232
  5. Step 5: Solve for x
    x = 5,157,011,673,589,232/32,318,988.75
  6. Step 6: Final answer
    x = 159,565,997.36

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.