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Finding the Third Proportional to 59,580,424 and 128,566,240

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Solution

The third proportional to 59,580,424 and 128,566,240 is: 277,428,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,580,424 : 128,566,240 = 128,566,240 : x
  2. Step 2: Convert to fraction form
    59,580,424/128,566,240 = 128,566,240/x
  3. Step 3: Cross multiply
    59,580,424x = 128,566,240 × 128,566,240
  4. Step 4: Simplify right side
    59,580,424x = 16,529,278,067,737,600
  5. Step 5: Solve for x
    x = 16,529,278,067,737,600/59,580,424
  6. Step 6: Final answer
    x = 277,428,003.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.