Home / 817,586.52-1,226,576.07-256,621.02

Finding the Fourth Proportional to 817,586.52, 1,226,576.07 and 256,621.02

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Solution

The fourth proportional to 817,586.52, 1,226,576.07 and 256,621.02 is: 384,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,586.52 : 1,226,576.07 = 256,621.02 : x
  2. Step 2: Convert to fraction form
    817,586.52/1,226,576.07 = 256,621.02/x
  3. Step 3: Cross multiply
    817,586.52x = 1,226,576.07 × 256,621.02
  4. Step 4: Simplify right side
    817,586.52x = 314,765,202,190.99
  5. Step 5: Solve for x
    x = 314,765,202,190.99/817,586.52
  6. Step 6: Final answer
    x = 384,993.14

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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.