Home / 767,335.06-1,150,685.89-261,936.79

Finding the Fourth Proportional to 767,335.06, 1,150,685.89 and 261,936.79

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Solution

The fourth proportional to 767,335.06, 1,150,685.89 and 261,936.79 is: 392,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,335.06 : 1,150,685.89 = 261,936.79 : x
  2. Step 2: Convert to fraction form
    767,335.06/1,150,685.89 = 261,936.79/x
  3. Step 3: Cross multiply
    767,335.06x = 1,150,685.89 × 261,936.79
  4. Step 4: Simplify right side
    767,335.06x = 301,406,966,266.73
  5. Step 5: Solve for x
    x = 301,406,966,266.73/767,335.06
  6. Step 6: Final answer
    x = 392,797.08

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1.5x scale

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.