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Finding the Third Proportional to 358,803 and 754,782

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Solution

The third proportional to 358,803 and 754,782 is: 1,587,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,803 : 754,782 = 754,782 : x
  2. Step 2: Convert to fraction form
    358,803/754,782 = 754,782/x
  3. Step 3: Cross multiply
    358,803x = 754,782 × 754,782
  4. Step 4: Simplify right side
    358,803x = 569,695,867,524
  5. Step 5: Solve for x
    x = 569,695,867,524/358,803
  6. Step 6: Final answer
    x = 1,587,767.85

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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.