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Finding the Fourth Proportional to 450,604.68, 621,825.06 and 246,650.60

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Solution

The fourth proportional to 450,604.68, 621,825.06 and 246,650.60 is: 340,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,604.68 : 621,825.06 = 246,650.60 : x
  2. Step 2: Convert to fraction form
    450,604.68/621,825.06 = 246,650.60/x
  3. Step 3: Cross multiply
    450,604.68x = 621,825.06 × 246,650.60
  4. Step 4: Simplify right side
    450,604.68x = 153,373,524,144.04
  5. Step 5: Solve for x
    x = 153,373,524,144.04/450,604.68
  6. Step 6: Final answer
    x = 340,372.68

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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.