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Finding the Fourth Proportional to 585,791.64, 878,515.23 and 248,829.60

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Solution

The fourth proportional to 585,791.64, 878,515.23 and 248,829.60 is: 373,171.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,791.64 : 878,515.23 = 248,829.60 : x
  2. Step 2: Convert to fraction form
    585,791.64/878,515.23 = 248,829.60/x
  3. Step 3: Cross multiply
    585,791.64x = 878,515.23 × 248,829.60
  4. Step 4: Simplify right side
    585,791.64x = 218,600,593,274.81
  5. Step 5: Solve for x
    x = 218,600,593,274.81/585,791.64
  6. Step 6: Final answer
    x = 373,171.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.