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Finding the Third Proportional to 40,808.81 and 62,420.63

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Solution

The third proportional to 40,808.81 and 62,420.63 is: 95,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,808.81 : 62,420.63 = 62,420.63 : x
  2. Step 2: Convert to fraction form
    40,808.81/62,420.63 = 62,420.63/x
  3. Step 3: Cross multiply
    40,808.81x = 62,420.63 × 62,420.63
  4. Step 4: Simplify right side
    40,808.81x = 3,896,334,425.39
  5. Step 5: Solve for x
    x = 3,896,334,425.39/40,808.81
  6. Step 6: Final answer
    x = 95,477.77

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.