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Finding the Fourth Proportional to 503,597.12, 755,174.00 and 266,884.34

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Solution

The fourth proportional to 503,597.12, 755,174.00 and 266,884.34 is: 400,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,597.12 : 755,174.00 = 266,884.34 : x
  2. Step 2: Convert to fraction form
    503,597.12/755,174.00 = 266,884.34/x
  3. Step 3: Cross multiply
    503,597.12x = 755,174.00 × 266,884.34
  4. Step 4: Simplify right side
    503,597.12x = 201,544,111,466.50
  5. Step 5: Solve for x
    x = 201,544,111,466.50/503,597.12
  6. Step 6: Final answer
    x = 400,209.03

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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.