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Finding the Third Proportional to 5,185,909 and 7,610,681

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Solution

The third proportional to 5,185,909 and 7,610,681 is: 11,169,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,909 : 7,610,681 = 7,610,681 : x
  2. Step 2: Convert to fraction form
    5,185,909/7,610,681 = 7,610,681/x
  3. Step 3: Cross multiply
    5,185,909x = 7,610,681 × 7,610,681
  4. Step 4: Simplify right side
    5,185,909x = 57,922,465,283,761
  5. Step 5: Solve for x
    x = 57,922,465,283,761/5,185,909
  6. Step 6: Final answer
    x = 11,169,202.02

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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.