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Finding the Third Proportional to 856,588.92 and 1,904,656.36

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Solution

The third proportional to 856,588.92 and 1,904,656.36 is: 4,235,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,588.92 : 1,904,656.36 = 1,904,656.36 : x
  2. Step 2: Convert to fraction form
    856,588.92/1,904,656.36 = 1,904,656.36/x
  3. Step 3: Cross multiply
    856,588.92x = 1,904,656.36 × 1,904,656.36
  4. Step 4: Simplify right side
    856,588.92x = 3,627,715,847,307.63
  5. Step 5: Solve for x
    x = 3,627,715,847,307.63/856,588.92
  6. Step 6: Final answer
    x = 4,235,072.10

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.