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Finding the Third Proportional to 4,787,930.63 and 7,622,235.38

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Solution

The third proportional to 4,787,930.63 and 7,622,235.38 is: 12,134,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,930.63 : 7,622,235.38 = 7,622,235.38 : x
  2. Step 2: Convert to fraction form
    4,787,930.63/7,622,235.38 = 7,622,235.38/x
  3. Step 3: Cross multiply
    4,787,930.63x = 7,622,235.38 × 7,622,235.38
  4. Step 4: Simplify right side
    4,787,930.63x = 58,098,472,111,901.39
  5. Step 5: Solve for x
    x = 58,098,472,111,901.39/4,787,930.63
  6. Step 6: Final answer
    x = 12,134,359.64

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.