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Finding the Third Proportional to 5,246,613 and 7,719,889

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Solution

The third proportional to 5,246,613 and 7,719,889 is: 11,359,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246,613 : 7,719,889 = 7,719,889 : x
  2. Step 2: Convert to fraction form
    5,246,613/7,719,889 = 7,719,889/x
  3. Step 3: Cross multiply
    5,246,613x = 7,719,889 × 7,719,889
  4. Step 4: Simplify right side
    5,246,613x = 59,596,686,172,321
  5. Step 5: Solve for x
    x = 59,596,686,172,321/5,246,613
  6. Step 6: Final answer
    x = 11,359,077.98

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Why These Related Problems?

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