Home / 384,082.44-529,954.65-220,707.36

Finding the Fourth Proportional to 384,082.44, 529,954.65 and 220,707.36

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Solution

The fourth proportional to 384,082.44, 529,954.65 and 220,707.36 is: 304,530.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,082.44 : 529,954.65 = 220,707.36 : x
  2. Step 2: Convert to fraction form
    384,082.44/529,954.65 = 220,707.36/x
  3. Step 3: Cross multiply
    384,082.44x = 529,954.65 × 220,707.36
  4. Step 4: Simplify right side
    384,082.44x = 116,964,891,721.22
  5. Step 5: Solve for x
    x = 116,964,891,721.22/384,082.44
  6. Step 6: Final answer
    x = 304,530.69

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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.