Home / 881,279.99-1,321,924.54-401,172.03

Finding the Fourth Proportional to 881,279.99, 1,321,924.54 and 401,172.03

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Solution

The fourth proportional to 881,279.99, 1,321,924.54 and 401,172.03 is: 601,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,279.99 : 1,321,924.54 = 401,172.03 : x
  2. Step 2: Convert to fraction form
    881,279.99/1,321,924.54 = 401,172.03/x
  3. Step 3: Cross multiply
    881,279.99x = 1,321,924.54 × 401,172.03
  4. Step 4: Simplify right side
    881,279.99x = 530,319,151,814.12
  5. Step 5: Solve for x
    x = 530,319,151,814.12/881,279.99
  6. Step 6: Final answer
    x = 601,760.12

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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.