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Finding the Fourth Proportional to 531,106.74, 796,802.27 and 231,611.67

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Solution

The fourth proportional to 531,106.74, 796,802.27 and 231,611.67 is: 347,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,106.74 : 796,802.27 = 231,611.67 : x
  2. Step 2: Convert to fraction form
    531,106.74/796,802.27 = 231,611.67/x
  3. Step 3: Cross multiply
    531,106.74x = 796,802.27 × 231,611.67
  4. Step 4: Simplify right side
    531,106.74x = 184,548,703,256.43
  5. Step 5: Solve for x
    x = 184,548,703,256.43/531,106.74
  6. Step 6: Final answer
    x = 347,479.50

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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.