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Finding the Fourth Proportional to 447,836.32, 618,014.11 and 246,632.32

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Solution

The fourth proportional to 447,836.32, 618,014.11 and 246,632.32 is: 340,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,836.32 : 618,014.11 = 246,632.32 : x
  2. Step 2: Convert to fraction form
    447,836.32/618,014.11 = 246,632.32/x
  3. Step 3: Cross multiply
    447,836.32x = 618,014.11 × 246,632.32
  4. Step 4: Simplify right side
    447,836.32x = 152,422,253,742.04
  5. Step 5: Solve for x
    x = 152,422,253,742.04/447,836.32
  6. Step 6: Final answer
    x = 340,352.60

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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.