Home / 853,736.67-1,178,016.74-504,828.68

Finding the Fourth Proportional to 853,736.67, 1,178,016.74 and 504,828.68

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Solution

The fourth proportional to 853,736.67, 1,178,016.74 and 504,828.68 is: 696,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,736.67 : 1,178,016.74 = 504,828.68 : x
  2. Step 2: Convert to fraction form
    853,736.67/1,178,016.74 = 504,828.68/x
  3. Step 3: Cross multiply
    853,736.67x = 1,178,016.74 × 504,828.68
  4. Step 4: Simplify right side
    853,736.67x = 594,696,627,457.88
  5. Step 5: Solve for x
    x = 594,696,627,457.88/853,736.67
  6. Step 6: Final answer
    x = 696,580.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.