Home / 702,649.62-1,053,816.76-323,205.93

Finding the Fourth Proportional to 702,649.62, 1,053,816.76 and 323,205.93

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Solution

The fourth proportional to 702,649.62, 1,053,816.76 and 323,205.93 is: 484,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,649.62 : 1,053,816.76 = 323,205.93 : x
  2. Step 2: Convert to fraction form
    702,649.62/1,053,816.76 = 323,205.93/x
  3. Step 3: Cross multiply
    702,649.62x = 1,053,816.76 × 323,205.93
  4. Step 4: Simplify right side
    702,649.62x = 340,599,825,965.39
  5. Step 5: Solve for x
    x = 340,599,825,965.39/702,649.62
  6. Step 6: Final answer
    x = 484,736.37

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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.