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Finding the Fourth Proportional to 504,638.01, 756,100.09 and 304,537.89

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Solution

The fourth proportional to 504,638.01, 756,100.09 and 304,537.89 is: 456,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,638.01 : 756,100.09 = 304,537.89 : x
  2. Step 2: Convert to fraction form
    504,638.01/756,100.09 = 304,537.89/x
  3. Step 3: Cross multiply
    504,638.01x = 756,100.09 × 304,537.89
  4. Step 4: Simplify right side
    504,638.01x = 230,261,121,495.57
  5. Step 5: Solve for x
    x = 230,261,121,495.57/504,638.01
  6. Step 6: Final answer
    x = 456,289.70

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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.