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Finding the Third Proportional to 372,616 and 526,740

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Solution

The third proportional to 372,616 and 526,740 is: 744,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,616 : 526,740 = 526,740 : x
  2. Step 2: Convert to fraction form
    372,616/526,740 = 526,740/x
  3. Step 3: Cross multiply
    372,616x = 526,740 × 526,740
  4. Step 4: Simplify right side
    372,616x = 277,455,027,600
  5. Step 5: Solve for x
    x = 277,455,027,600/372,616
  6. Step 6: Final answer
    x = 744,613.83

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.