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Finding the Third Proportional to 193,956,853 and 290,651,560

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Solution

The third proportional to 193,956,853 and 290,651,560 is: 435,552,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,956,853 : 290,651,560 = 290,651,560 : x
  2. Step 2: Convert to fraction form
    193,956,853/290,651,560 = 290,651,560/x
  3. Step 3: Cross multiply
    193,956,853x = 290,651,560 × 290,651,560
  4. Step 4: Simplify right side
    193,956,853x = 84,478,329,330,433,600
  5. Step 5: Solve for x
    x = 84,478,329,330,433,600/193,956,853
  6. Step 6: Final answer
    x = 435,552,175.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.