Home / 589,135.58-882,879.66-318,679.95

Finding the Fourth Proportional to 589,135.58, 882,879.66 and 318,679.95

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Solution

The fourth proportional to 589,135.58, 882,879.66 and 318,679.95 is: 477,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,135.58 : 882,879.66 = 318,679.95 : x
  2. Step 2: Convert to fraction form
    589,135.58/882,879.66 = 318,679.95/x
  3. Step 3: Cross multiply
    589,135.58x = 882,879.66 × 318,679.95
  4. Step 4: Simplify right side
    589,135.58x = 281,356,045,904.82
  5. Step 5: Solve for x
    x = 281,356,045,904.82/589,135.58
  6. Step 6: Final answer
    x = 477,574.36

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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.