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Finding the Third Proportional to 4,133,569.22 and 8,976,956.63

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Solution

The third proportional to 4,133,569.22 and 8,976,956.63 is: 19,495,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133,569.22 : 8,976,956.63 = 8,976,956.63 : x
  2. Step 2: Convert to fraction form
    4,133,569.22/8,976,956.63 = 8,976,956.63/x
  3. Step 3: Cross multiply
    4,133,569.22x = 8,976,956.63 × 8,976,956.63
  4. Step 4: Simplify right side
    4,133,569.22x = 80,585,750,247,131.39
  5. Step 5: Solve for x
    x = 80,585,750,247,131.39/4,133,569.22
  6. Step 6: Final answer
    x = 19,495,439.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.