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Finding the Third Proportional to 11,208,717.75 and 18,302,823.75

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Solution

The third proportional to 11,208,717.75 and 18,302,823.75 is: 29,886,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208,717.75 : 18,302,823.75 = 18,302,823.75 : x
  2. Step 2: Convert to fraction form
    11,208,717.75/18,302,823.75 = 18,302,823.75/x
  3. Step 3: Cross multiply
    11,208,717.75x = 18,302,823.75 × 18,302,823.75
  4. Step 4: Simplify right side
    11,208,717.75x = 334,993,357,223,564.06
  5. Step 5: Solve for x
    x = 334,993,357,223,564.06/11,208,717.75
  6. Step 6: Final answer
    x = 29,886,858.13

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.