Home / 474,844.28-655,285.14-259,984.36

Finding the Fourth Proportional to 474,844.28, 655,285.14 and 259,984.36

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Solution

The fourth proportional to 474,844.28, 655,285.14 and 259,984.36 is: 358,778.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,844.28 : 655,285.14 = 259,984.36 : x
  2. Step 2: Convert to fraction form
    474,844.28/655,285.14 = 259,984.36/x
  3. Step 3: Cross multiply
    474,844.28x = 655,285.14 × 259,984.36
  4. Step 4: Simplify right side
    474,844.28x = 170,363,887,740.41
  5. Step 5: Solve for x
    x = 170,363,887,740.41/474,844.28
  6. Step 6: Final answer
    x = 358,778.44

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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.