Home / 764,733.06-1,055,553.46-474,433.11

Finding the Fourth Proportional to 764,733.06, 1,055,553.46 and 474,433.11

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Solution

The fourth proportional to 764,733.06, 1,055,553.46 and 474,433.11 is: 654,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,733.06 : 1,055,553.46 = 474,433.11 : x
  2. Step 2: Convert to fraction form
    764,733.06/1,055,553.46 = 474,433.11/x
  3. Step 3: Cross multiply
    764,733.06x = 1,055,553.46 × 474,433.11
  4. Step 4: Simplify right side
    764,733.06x = 500,789,509,612.98
  5. Step 5: Solve for x
    x = 500,789,509,612.98/764,733.06
  6. Step 6: Final answer
    x = 654,855.32

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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.