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Finding the Third Proportional to 430,067 and 683,237

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Solution

The third proportional to 430,067 and 683,237 is: 1,085,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,067 : 683,237 = 683,237 : x
  2. Step 2: Convert to fraction form
    430,067/683,237 = 683,237/x
  3. Step 3: Cross multiply
    430,067x = 683,237 × 683,237
  4. Step 4: Simplify right side
    430,067x = 466,812,798,169
  5. Step 5: Solve for x
    x = 466,812,798,169/430,067
  6. Step 6: Final answer
    x = 1,085,442.03

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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.