Home / 866,936.96-1,300,431.84-235,864.64

Finding the Fourth Proportional to 866,936.96, 1,300,431.84 and 235,864.64

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Solution

The fourth proportional to 866,936.96, 1,300,431.84 and 235,864.64 is: 353,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,936.96 : 1,300,431.84 = 235,864.64 : x
  2. Step 2: Convert to fraction form
    866,936.96/1,300,431.84 = 235,864.64/x
  3. Step 3: Cross multiply
    866,936.96x = 1,300,431.84 × 235,864.64
  4. Step 4: Simplify right side
    866,936.96x = 306,725,887,786.14
  5. Step 5: Solve for x
    x = 306,725,887,786.14/866,936.96
  6. Step 6: Final answer
    x = 353,804.14

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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.