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Finding the Fourth Proportional to 571,880.94, 857,222.84 and 192,670.64

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Solution

The fourth proportional to 571,880.94, 857,222.84 and 192,670.64 is: 288,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,880.94 : 857,222.84 = 192,670.64 : x
  2. Step 2: Convert to fraction form
    571,880.94/857,222.84 = 192,670.64/x
  3. Step 3: Cross multiply
    571,880.94x = 857,222.84 × 192,670.64
  4. Step 4: Simplify right side
    571,880.94x = 165,161,667,955.95
  5. Step 5: Solve for x
    x = 165,161,667,955.95/571,880.94
  6. Step 6: Final answer
    x = 288,804.29

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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.