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Finding the Fourth Proportional to 481,500.80, 722,337.60 and 201,046.40

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Solution

The fourth proportional to 481,500.80, 722,337.60 and 201,046.40 is: 301,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,500.80 : 722,337.60 = 201,046.40 : x
  2. Step 2: Convert to fraction form
    481,500.80/722,337.60 = 201,046.40/x
  3. Step 3: Cross multiply
    481,500.80x = 722,337.60 × 201,046.40
  4. Step 4: Simplify right side
    481,500.80x = 145,223,374,064.64
  5. Step 5: Solve for x
    x = 145,223,374,064.64/481,500.80
  6. Step 6: Final answer
    x = 301,605.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.