Home / 474,837.64-655,251.04-259,936.56

Finding the Fourth Proportional to 474,837.64, 655,251.04 and 259,936.56

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Solution

The fourth proportional to 474,837.64, 655,251.04 and 259,936.56 is: 358,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,837.64 : 655,251.04 = 259,936.56 : x
  2. Step 2: Convert to fraction form
    474,837.64/655,251.04 = 259,936.56/x
  3. Step 3: Cross multiply
    474,837.64x = 655,251.04 × 259,936.56
  4. Step 4: Simplify right side
    474,837.64x = 170,323,701,274.02
  5. Step 5: Solve for x
    x = 170,323,701,274.02/474,837.64
  6. Step 6: Final answer
    x = 358,698.82

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1.5x scale

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.