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Finding the Fourth Proportional to 197,300,577.70, 276,674,305.10 and 197,300,577.70

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Solution

The fourth proportional to 197,300,577.70, 276,674,305.10 and 197,300,577.70 is: 276,674,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,300,577.70 : 276,674,305.10 = 197,300,577.70 : x
  2. Step 2: Convert to fraction form
    197,300,577.70/276,674,305.10 = 197,300,577.70/x
  3. Step 3: Cross multiply
    197,300,577.70x = 276,674,305.10 × 197,300,577.70
  4. Step 4: Simplify right side
    197,300,577.70x = 54,588,000,230,976,056
  5. Step 5: Solve for x
    x = 54,588,000,230,976,056/197,300,577.70
  6. Step 6: Final answer
    x = 276,674,305.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.