Home / 703,106.67-1,053,249.37-323,498.55

Finding the Fourth Proportional to 703,106.67, 1,053,249.37 and 323,498.55

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Solution

The fourth proportional to 703,106.67, 1,053,249.37 and 323,498.55 is: 484,598.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,106.67 : 1,053,249.37 = 323,498.55 : x
  2. Step 2: Convert to fraction form
    703,106.67/1,053,249.37 = 323,498.55/x
  3. Step 3: Cross multiply
    703,106.67x = 1,053,249.37 × 323,498.55
  4. Step 4: Simplify right side
    703,106.67x = 340,724,643,983.41
  5. Step 5: Solve for x
    x = 340,724,643,983.41/703,106.67
  6. Step 6: Final answer
    x = 484,598.79

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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.