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Finding the Third Proportional to 174,750,087 and 378,578,526

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Solution

The third proportional to 174,750,087 and 378,578,526 is: 820,152,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,750,087 : 378,578,526 = 378,578,526 : x
  2. Step 2: Convert to fraction form
    174,750,087/378,578,526 = 378,578,526/x
  3. Step 3: Cross multiply
    174,750,087x = 378,578,526 × 378,578,526
  4. Step 4: Simplify right side
    174,750,087x = 143,321,700,348,332,672
  5. Step 5: Solve for x
    x = 143,321,700,348,332,672/174,750,087
  6. Step 6: Final answer
    x = 820,152,383.38

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.