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Finding the Third Proportional to 39,350.81 and 84,920.06

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Solution

The third proportional to 39,350.81 and 84,920.06 is: 183,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350.81 : 84,920.06 = 84,920.06 : x
  2. Step 2: Convert to fraction form
    39,350.81/84,920.06 = 84,920.06/x
  3. Step 3: Cross multiply
    39,350.81x = 84,920.06 × 84,920.06
  4. Step 4: Simplify right side
    39,350.81x = 7,211,417,015.00
  5. Step 5: Solve for x
    x = 7,211,417,015.00/39,350.81
  6. Step 6: Final answer
    x = 183,259.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.