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Finding the Fourth Proportional to 504,125.60, 756,537.64 and 200,488.64

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Solution

The fourth proportional to 504,125.60, 756,537.64 and 200,488.64 is: 300,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,125.60 : 756,537.64 = 200,488.64 : x
  2. Step 2: Convert to fraction form
    504,125.60/756,537.64 = 200,488.64/x
  3. Step 3: Cross multiply
    504,125.60x = 756,537.64 × 200,488.64
  4. Step 4: Simplify right side
    504,125.60x = 151,677,198,268.50
  5. Step 5: Solve for x
    x = 151,677,198,268.50/504,125.60
  6. Step 6: Final answer
    x = 300,871.85

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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.