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Finding the Third Proportional to 377,903 and 528,334

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Solution

The third proportional to 377,903 and 528,334 is: 738,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,903 : 528,334 = 528,334 : x
  2. Step 2: Convert to fraction form
    377,903/528,334 = 528,334/x
  3. Step 3: Cross multiply
    377,903x = 528,334 × 528,334
  4. Step 4: Simplify right side
    377,903x = 279,136,815,556
  5. Step 5: Solve for x
    x = 279,136,815,556/377,903
  6. Step 6: Final answer
    x = 738,646.73

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.