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Finding the Third Proportional to 688,736.44 and 1,085,926.81

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Solution

The third proportional to 688,736.44 and 1,085,926.81 is: 1,712,174.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,736.44 : 1,085,926.81 = 1,085,926.81 : x
  2. Step 2: Convert to fraction form
    688,736.44/1,085,926.81 = 1,085,926.81/x
  3. Step 3: Cross multiply
    688,736.44x = 1,085,926.81 × 1,085,926.81
  4. Step 4: Simplify right side
    688,736.44x = 1,179,237,042,106.41
  5. Step 5: Solve for x
    x = 1,179,237,042,106.41/688,736.44
  6. Step 6: Final answer
    x = 1,712,174.61

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.