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Finding the Third Proportional to 58,408,740 and 90,799,026

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Solution

The third proportional to 58,408,740 and 90,799,026 is: 141,151,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,408,740 : 90,799,026 = 90,799,026 : x
  2. Step 2: Convert to fraction form
    58,408,740/90,799,026 = 90,799,026/x
  3. Step 3: Cross multiply
    58,408,740x = 90,799,026 × 90,799,026
  4. Step 4: Simplify right side
    58,408,740x = 8,244,463,122,548,676
  5. Step 5: Solve for x
    x = 8,244,463,122,548,676/58,408,740
  6. Step 6: Final answer
    x = 141,151,189.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.