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Finding the Third Proportional to 614,851.50 and 930,855

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Solution

The third proportional to 614,851.50 and 930,855 is: 1,409,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,851.50 : 930,855 = 930,855 : x
  2. Step 2: Convert to fraction form
    614,851.50/930,855 = 930,855/x
  3. Step 3: Cross multiply
    614,851.50x = 930,855 × 930,855
  4. Step 4: Simplify right side
    614,851.50x = 866,491,031,025
  5. Step 5: Solve for x
    x = 866,491,031,025/614,851.50
  6. Step 6: Final answer
    x = 1,409,268.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.