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Finding the Fourth Proportional to 344,764.08, 475,817.76 and 193,860

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Solution

The fourth proportional to 344,764.08, 475,817.76 and 193,860 is: 267,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,764.08 : 475,817.76 = 193,860 : x
  2. Step 2: Convert to fraction form
    344,764.08/475,817.76 = 193,860/x
  3. Step 3: Cross multiply
    344,764.08x = 475,817.76 × 193,860
  4. Step 4: Simplify right side
    344,764.08x = 92,242,030,953.60
  5. Step 5: Solve for x
    x = 92,242,030,953.60/344,764.08
  6. Step 6: Final answer
    x = 267,551.16

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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.