Home / 380,531.52-524,996.64-229,573.44

Finding the Fourth Proportional to 380,531.52, 524,996.64 and 229,573.44

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Solution

The fourth proportional to 380,531.52, 524,996.64 and 229,573.44 is: 316,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,531.52 : 524,996.64 = 229,573.44 : x
  2. Step 2: Convert to fraction form
    380,531.52/524,996.64 = 229,573.44/x
  3. Step 3: Cross multiply
    380,531.52x = 524,996.64 × 229,573.44
  4. Step 4: Simplify right side
    380,531.52x = 120,525,284,633.24
  5. Step 5: Solve for x
    x = 120,525,284,633.24/380,531.52
  6. Step 6: Final answer
    x = 316,728.78

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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.