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Finding the Third Proportional to 9,069,813.25 and 19,733,888.75

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Solution

The third proportional to 9,069,813.25 and 19,733,888.75 is: 42,936,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,813.25 : 19,733,888.75 = 19,733,888.75 : x
  2. Step 2: Convert to fraction form
    9,069,813.25/19,733,888.75 = 19,733,888.75/x
  3. Step 3: Cross multiply
    9,069,813.25x = 19,733,888.75 × 19,733,888.75
  4. Step 4: Simplify right side
    9,069,813.25x = 389,426,365,197,376.56
  5. Step 5: Solve for x
    x = 389,426,365,197,376.56/9,069,813.25
  6. Step 6: Final answer
    x = 42,936,536.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.