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Finding the Fourth Proportional to 341,118.27, 470,739.43 and 188,162.91

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Solution

The fourth proportional to 341,118.27, 470,739.43 and 188,162.91 is: 259,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,118.27 : 470,739.43 = 188,162.91 : x
  2. Step 2: Convert to fraction form
    341,118.27/470,739.43 = 188,162.91/x
  3. Step 3: Cross multiply
    341,118.27x = 470,739.43 × 188,162.91
  4. Step 4: Simplify right side
    341,118.27x = 88,575,699,353.29
  5. Step 5: Solve for x
    x = 88,575,699,353.29/341,118.27
  6. Step 6: Final answer
    x = 259,662.72

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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.