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Finding the Third Proportional to 254,158,406 and 554,926,372

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Solution

The third proportional to 254,158,406 and 554,926,372 is: 1,211,619,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,158,406 : 554,926,372 = 554,926,372 : x
  2. Step 2: Convert to fraction form
    254,158,406/554,926,372 = 554,926,372/x
  3. Step 3: Cross multiply
    254,158,406x = 554,926,372 × 554,926,372
  4. Step 4: Simplify right side
    254,158,406x = 307,943,278,341,082,368
  5. Step 5: Solve for x
    x = 307,943,278,341,082,368/254,158,406
  6. Step 6: Final answer
    x = 1,211,619,490.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.