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Finding the Third Proportional to 54,860,028 and 74,721,906

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Solution

The third proportional to 54,860,028 and 74,721,906 is: 101,774,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860,028 : 74,721,906 = 74,721,906 : x
  2. Step 2: Convert to fraction form
    54,860,028/74,721,906 = 74,721,906/x
  3. Step 3: Cross multiply
    54,860,028x = 74,721,906 × 74,721,906
  4. Step 4: Simplify right side
    54,860,028x = 5,583,363,236,272,836
  5. Step 5: Solve for x
    x = 5,583,363,236,272,836/54,860,028
  6. Step 6: Final answer
    x = 101,774,706.28

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.