Home / 474,843.28-655,283.76-259,983.36

Finding the Fourth Proportional to 474,843.28, 655,283.76 and 259,983.36

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Solution

The fourth proportional to 474,843.28, 655,283.76 and 259,983.36 is: 358,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,843.28 : 655,283.76 = 259,983.36 : x
  2. Step 2: Convert to fraction form
    474,843.28/655,283.76 = 259,983.36/x
  3. Step 3: Cross multiply
    474,843.28x = 655,283.76 × 259,983.36
  4. Step 4: Simplify right side
    474,843.28x = 170,362,873,678.23
  5. Step 5: Solve for x
    x = 170,362,873,678.23/474,843.28
  6. Step 6: Final answer
    x = 358,777.06

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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.