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Finding the Fourth Proportional to 344,091, 474,845.58 and 193,188

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Solution

The fourth proportional to 344,091, 474,845.58 and 193,188 is: 266,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,091 : 474,845.58 = 193,188 : x
  2. Step 2: Convert to fraction form
    344,091/474,845.58 = 193,188/x
  3. Step 3: Cross multiply
    344,091x = 474,845.58 × 193,188
  4. Step 4: Simplify right side
    344,091x = 91,734,467,909.04
  5. Step 5: Solve for x
    x = 91,734,467,909.04/344,091
  6. Step 6: Final answer
    x = 266,599.44

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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.