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Finding the Third Proportional to 3,831,008.91 and 8,266,808.74

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Solution

The third proportional to 3,831,008.91 and 8,266,808.74 is: 17,838,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,008.91 : 8,266,808.74 = 8,266,808.74 : x
  2. Step 2: Convert to fraction form
    3,831,008.91/8,266,808.74 = 8,266,808.74/x
  3. Step 3: Cross multiply
    3,831,008.91x = 8,266,808.74 × 8,266,808.74
  4. Step 4: Simplify right side
    3,831,008.91x = 68,340,126,779,907.68
  5. Step 5: Solve for x
    x = 68,340,126,779,907.68/3,831,008.91
  6. Step 6: Final answer
    x = 17,838,676.04

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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.