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Finding the Third Proportional to 14,215,071.50 and 20,789,485

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Solution

The third proportional to 14,215,071.50 and 20,789,485 is: 30,404,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,071.50 : 20,789,485 = 20,789,485 : x
  2. Step 2: Convert to fraction form
    14,215,071.50/20,789,485 = 20,789,485/x
  3. Step 3: Cross multiply
    14,215,071.50x = 20,789,485 × 20,789,485
  4. Step 4: Simplify right side
    14,215,071.50x = 432,202,686,565,225
  5. Step 5: Solve for x
    x = 432,202,686,565,225/14,215,071.50
  6. Step 6: Final answer
    x = 30,404,538.35

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.