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Finding the Fourth Proportional to 344,841.63, 475,881.44 and 191,889.67

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Solution

The fourth proportional to 344,841.63, 475,881.44 and 191,889.67 is: 264,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,841.63 : 475,881.44 = 191,889.67 : x
  2. Step 2: Convert to fraction form
    344,841.63/475,881.44 = 191,889.67/x
  3. Step 3: Cross multiply
    344,841.63x = 475,881.44 × 191,889.67
  4. Step 4: Simplify right side
    344,841.63x = 91,316,733,022.82
  5. Step 5: Solve for x
    x = 91,316,733,022.82/344,841.63
  6. Step 6: Final answer
    x = 264,807.74

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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.