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Finding the Third Proportional to 4,370,788 and 6,617,120

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Solution

The third proportional to 4,370,788 and 6,617,120 is: 10,017,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370,788 : 6,617,120 = 6,617,120 : x
  2. Step 2: Convert to fraction form
    4,370,788/6,617,120 = 6,617,120/x
  3. Step 3: Cross multiply
    4,370,788x = 6,617,120 × 6,617,120
  4. Step 4: Simplify right side
    4,370,788x = 43,786,277,094,400
  5. Step 5: Solve for x
    x = 43,786,277,094,400/4,370,788
  6. Step 6: Final answer
    x = 10,017,936.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.