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Finding the Fourth Proportional to 174,519.58, 261,779.34 and 49,860.58

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Solution

The fourth proportional to 174,519.58, 261,779.34 and 49,860.58 is: 74,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,519.58 : 261,779.34 = 49,860.58 : x
  2. Step 2: Convert to fraction form
    174,519.58/261,779.34 = 49,860.58/x
  3. Step 3: Cross multiply
    174,519.58x = 261,779.34 × 49,860.58
  4. Step 4: Simplify right side
    174,519.58x = 13,052,469,724.42
  5. Step 5: Solve for x
    x = 13,052,469,724.42/174,519.58
  6. Step 6: Final answer
    x = 74,790.86

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1.5x scale

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.