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Finding the Third Proportional to 910,636 and 1,336,429

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Solution

The third proportional to 910,636 and 1,336,429 is: 1,961,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,636 : 1,336,429 = 1,336,429 : x
  2. Step 2: Convert to fraction form
    910,636/1,336,429 = 1,336,429/x
  3. Step 3: Cross multiply
    910,636x = 1,336,429 × 1,336,429
  4. Step 4: Simplify right side
    910,636x = 1,786,042,472,041
  5. Step 5: Solve for x
    x = 1,786,042,472,041/910,636
  6. Step 6: Final answer
    x = 1,961,313.27

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.