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Finding the Third Proportional to 358,948.97 and 555,733.41

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Solution

The third proportional to 358,948.97 and 555,733.41 is: 860,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,948.97 : 555,733.41 = 555,733.41 : x
  2. Step 2: Convert to fraction form
    358,948.97/555,733.41 = 555,733.41/x
  3. Step 3: Cross multiply
    358,948.97x = 555,733.41 × 555,733.41
  4. Step 4: Simplify right side
    358,948.97x = 308,839,618,822.23
  5. Step 5: Solve for x
    x = 308,839,618,822.23/358,948.97
  6. Step 6: Final answer
    x = 860,399.79

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.