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Finding the Fourth Proportional to 474,698.97, 655,059.42 and 259,797.46

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Solution

The fourth proportional to 474,698.97, 655,059.42 and 259,797.46 is: 358,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,698.97 : 655,059.42 = 259,797.46 : x
  2. Step 2: Convert to fraction form
    474,698.97/655,059.42 = 259,797.46/x
  3. Step 3: Cross multiply
    474,698.97x = 655,059.42 × 259,797.46
  4. Step 4: Simplify right side
    474,698.97x = 170,182,773,465.07
  5. Step 5: Solve for x
    x = 170,182,773,465.07/474,698.97
  6. Step 6: Final answer
    x = 358,506.73

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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.