Home / 979,206.63-1,467,628.79-505,633.83

Finding the Fourth Proportional to 979,206.63, 1,467,628.79 and 505,633.83

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Solution

The fourth proportional to 979,206.63, 1,467,628.79 and 505,633.83 is: 757,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,206.63 : 1,467,628.79 = 505,633.83 : x
  2. Step 2: Convert to fraction form
    979,206.63/1,467,628.79 = 505,633.83/x
  3. Step 3: Cross multiply
    979,206.63x = 1,467,628.79 × 505,633.83
  4. Step 4: Simplify right side
    979,206.63x = 742,082,763,577.80
  5. Step 5: Solve for x
    x = 742,082,763,577.80/979,206.63
  6. Step 6: Final answer
    x = 757,840.83

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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.