Home / 481,022.82-721,526.67-165,482.46

Finding the Fourth Proportional to 481,022.82, 721,526.67 and 165,482.46

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Solution

The fourth proportional to 481,022.82, 721,526.67 and 165,482.46 is: 248,221.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,022.82 : 721,526.67 = 165,482.46 : x
  2. Step 2: Convert to fraction form
    481,022.82/721,526.67 = 165,482.46/x
  3. Step 3: Cross multiply
    481,022.82x = 721,526.67 × 165,482.46
  4. Step 4: Simplify right side
    481,022.82x = 119,400,008,307.21
  5. Step 5: Solve for x
    x = 119,400,008,307.21/481,022.82
  6. Step 6: Final answer
    x = 248,221.09

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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.