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Finding the Fourth Proportional to 341,379.74, 471,103.74 and 190,476.74

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Solution

The fourth proportional to 341,379.74, 471,103.74 and 190,476.74 is: 262,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,379.74 : 471,103.74 = 190,476.74 : x
  2. Step 2: Convert to fraction form
    341,379.74/471,103.74 = 190,476.74/x
  3. Step 3: Cross multiply
    341,379.74x = 471,103.74 × 190,476.74
  4. Step 4: Simplify right side
    341,379.74x = 89,734,302,241.49
  5. Step 5: Solve for x
    x = 89,734,302,241.49/341,379.74
  6. Step 6: Final answer
    x = 262,857.73

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1.5x scale

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.