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Finding the Third Proportional to 11,785,779 and 18,183,312

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Solution

The third proportional to 11,785,779 and 18,183,312 is: 28,053,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785,779 : 18,183,312 = 18,183,312 : x
  2. Step 2: Convert to fraction form
    11,785,779/18,183,312 = 18,183,312/x
  3. Step 3: Cross multiply
    11,785,779x = 18,183,312 × 18,183,312
  4. Step 4: Simplify right side
    11,785,779x = 330,632,835,289,344
  5. Step 5: Solve for x
    x = 330,632,835,289,344/11,785,779
  6. Step 6: Final answer
    x = 28,053,541.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.