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Finding the Third Proportional to 19,802,880.75 and 30,293,041.75

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Solution

The third proportional to 19,802,880.75 and 30,293,041.75 is: 46,340,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802,880.75 : 30,293,041.75 = 30,293,041.75 : x
  2. Step 2: Convert to fraction form
    19,802,880.75/30,293,041.75 = 30,293,041.75/x
  3. Step 3: Cross multiply
    19,802,880.75x = 30,293,041.75 × 30,293,041.75
  4. Step 4: Simplify right side
    19,802,880.75x = 917,668,378,467,243
  5. Step 5: Solve for x
    x = 917,668,378,467,243/19,802,880.75
  6. Step 6: Final answer
    x = 46,340,145.66

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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.