Home / 702,621.58-1,053,774.67-323,177.84

Finding the Fourth Proportional to 702,621.58, 1,053,774.67 and 323,177.84

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Solution

The fourth proportional to 702,621.58, 1,053,774.67 and 323,177.84 is: 484,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,621.58 : 1,053,774.67 = 323,177.84 : x
  2. Step 2: Convert to fraction form
    702,621.58/1,053,774.67 = 323,177.84/x
  3. Step 3: Cross multiply
    702,621.58x = 1,053,774.67 × 323,177.84
  4. Step 4: Simplify right side
    702,621.58x = 340,556,615,014.54
  5. Step 5: Solve for x
    x = 340,556,615,014.54/702,621.58
  6. Step 6: Final answer
    x = 484,694.22

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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.