Home / 817,097.76-1,225,843.38-256,132.26

Finding the Fourth Proportional to 817,097.76, 1,225,843.38 and 256,132.26

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Solution

The fourth proportional to 817,097.76, 1,225,843.38 and 256,132.26 is: 384,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,097.76 : 1,225,843.38 = 256,132.26 : x
  2. Step 2: Convert to fraction form
    817,097.76/1,225,843.38 = 256,132.26/x
  3. Step 3: Cross multiply
    817,097.76x = 1,225,843.38 × 256,132.26
  4. Step 4: Simplify right side
    817,097.76x = 313,978,035,325.44
  5. Step 5: Solve for x
    x = 313,978,035,325.44/817,097.76
  6. Step 6: Final answer
    x = 384,260.06

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1.5x scale

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.