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Finding the Fourth Proportional to 504,626.85, 756,083.40 and 304,526.78

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Solution

The fourth proportional to 504,626.85, 756,083.40 and 304,526.78 is: 456,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,626.85 : 756,083.40 = 304,526.78 : x
  2. Step 2: Convert to fraction form
    504,626.85/756,083.40 = 304,526.78/x
  3. Step 3: Cross multiply
    504,626.85x = 756,083.40 × 304,526.78
  4. Step 4: Simplify right side
    504,626.85x = 230,247,639,433.04
  5. Step 5: Solve for x
    x = 230,247,639,433.04/504,626.85
  6. Step 6: Final answer
    x = 456,273.06

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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.