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Finding the Third Proportional to 917,492.06 and 1,986,182.44

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Solution

The third proportional to 917,492.06 and 1,986,182.44 is: 4,299,678.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,492.06 : 1,986,182.44 = 1,986,182.44 : x
  2. Step 2: Convert to fraction form
    917,492.06/1,986,182.44 = 1,986,182.44/x
  3. Step 3: Cross multiply
    917,492.06x = 1,986,182.44 × 1,986,182.44
  4. Step 4: Simplify right side
    917,492.06x = 3,944,920,675,033.44
  5. Step 5: Solve for x
    x = 3,944,920,675,033.44/917,492.06
  6. Step 6: Final answer
    x = 4,299,678.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.