Home / 866,936.56-1,196,373.51-479,768.02

Finding the Fourth Proportional to 866,936.56, 1,196,373.51 and 479,768.02

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Solution

The fourth proportional to 866,936.56, 1,196,373.51 and 479,768.02 is: 662,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,936.56 : 1,196,373.51 = 479,768.02 : x
  2. Step 2: Convert to fraction form
    866,936.56/1,196,373.51 = 479,768.02/x
  3. Step 3: Cross multiply
    866,936.56x = 1,196,373.51 × 479,768.02
  4. Step 4: Simplify right side
    866,936.56x = 573,981,750,073.15
  5. Step 5: Solve for x
    x = 573,981,750,073.15/866,936.56
  6. Step 6: Final answer
    x = 662,080.45

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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.