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Finding the Third Proportional to 30,897,425 and 45,400,260

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Solution

The third proportional to 30,897,425 and 45,400,260 is: 66,710,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897,425 : 45,400,260 = 45,400,260 : x
  2. Step 2: Convert to fraction form
    30,897,425/45,400,260 = 45,400,260/x
  3. Step 3: Cross multiply
    30,897,425x = 45,400,260 × 45,400,260
  4. Step 4: Simplify right side
    30,897,425x = 2,061,183,608,067,600
  5. Step 5: Solve for x
    x = 2,061,183,608,067,600/30,897,425
  6. Step 6: Final answer
    x = 66,710,530.35

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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.