Home / 462,825.02-693,519.44-320,947.04

Finding the Fourth Proportional to 462,825.02, 693,519.44 and 320,947.04

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Solution

The fourth proportional to 462,825.02, 693,519.44 and 320,947.04 is: 480,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,825.02 : 693,519.44 = 320,947.04 : x
  2. Step 2: Convert to fraction form
    462,825.02/693,519.44 = 320,947.04/x
  3. Step 3: Cross multiply
    462,825.02x = 693,519.44 × 320,947.04
  4. Step 4: Simplify right side
    462,825.02x = 222,583,011,450.46
  5. Step 5: Solve for x
    x = 222,583,011,450.46/462,825.02
  6. Step 6: Final answer
    x = 480,922.60

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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.