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Finding the Fourth Proportional to 532,840.64, 799,576.20 and 196,117.79

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Solution

The fourth proportional to 532,840.64, 799,576.20 and 196,117.79 is: 294,292.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,840.64 : 799,576.20 = 196,117.79 : x
  2. Step 2: Convert to fraction form
    532,840.64/799,576.20 = 196,117.79/x
  3. Step 3: Cross multiply
    532,840.64x = 799,576.20 × 196,117.79
  4. Step 4: Simplify right side
    532,840.64x = 156,811,113,282.72
  5. Step 5: Solve for x
    x = 156,811,113,282.72/532,840.64
  6. Step 6: Final answer
    x = 294,292.71

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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.