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Finding the Fourth Proportional to 483,132.80, 677,785.60 and 483,132.80

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Solution

The fourth proportional to 483,132.80, 677,785.60 and 483,132.80 is: 677,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,132.80 : 677,785.60 = 483,132.80 : x
  2. Step 2: Convert to fraction form
    483,132.80/677,785.60 = 483,132.80/x
  3. Step 3: Cross multiply
    483,132.80x = 677,785.60 × 483,132.80
  4. Step 4: Simplify right side
    483,132.80x = 327,460,454,727.68
  5. Step 5: Solve for x
    x = 327,460,454,727.68/483,132.80
  6. Step 6: Final answer
    x = 677,785.60

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.