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Finding the Fourth Proportional to 574,696.96, 793,025.02 and 320,071.84

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Solution

The fourth proportional to 574,696.96, 793,025.02 and 320,071.84 is: 441,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,696.96 : 793,025.02 = 320,071.84 : x
  2. Step 2: Convert to fraction form
    574,696.96/793,025.02 = 320,071.84/x
  3. Step 3: Cross multiply
    574,696.96x = 793,025.02 × 320,071.84
  4. Step 4: Simplify right side
    574,696.96x = 253,824,977,317.44
  5. Step 5: Solve for x
    x = 253,824,977,317.44/574,696.96
  6. Step 6: Final answer
    x = 441,667.51

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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.