Home / 480,964.06-663,749.94-266,100.64

Finding the Fourth Proportional to 480,964.06, 663,749.94 and 266,100.64

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Solution

The fourth proportional to 480,964.06, 663,749.94 and 266,100.64 is: 367,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,964.06 : 663,749.94 = 266,100.64 : x
  2. Step 2: Convert to fraction form
    480,964.06/663,749.94 = 266,100.64/x
  3. Step 3: Cross multiply
    480,964.06x = 663,749.94 × 266,100.64
  4. Step 4: Simplify right side
    480,964.06x = 176,624,283,833.96
  5. Step 5: Solve for x
    x = 176,624,283,833.96/480,964.06
  6. Step 6: Final answer
    x = 367,229.69

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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.