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Finding the Third Proportional to 356,200,434 and 544,893,615

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Solution

The third proportional to 356,200,434 and 544,893,615 is: 833,544,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,200,434 : 544,893,615 = 544,893,615 : x
  2. Step 2: Convert to fraction form
    356,200,434/544,893,615 = 544,893,615/x
  3. Step 3: Cross multiply
    356,200,434x = 544,893,615 × 544,893,615
  4. Step 4: Simplify right side
    356,200,434x = 296,909,051,667,768,256
  5. Step 5: Solve for x
    x = 296,909,051,667,768,256/356,200,434
  6. Step 6: Final answer
    x = 833,544,890.26

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.