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Finding the Third Proportional to 342,356 and 500,855

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Solution

The third proportional to 342,356 and 500,855 is: 732,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,356 : 500,855 = 500,855 : x
  2. Step 2: Convert to fraction form
    342,356/500,855 = 500,855/x
  3. Step 3: Cross multiply
    342,356x = 500,855 × 500,855
  4. Step 4: Simplify right side
    342,356x = 250,855,731,025
  5. Step 5: Solve for x
    x = 250,855,731,025/342,356
  6. Step 6: Final answer
    x = 732,733.56

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.