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Finding the Fourth Proportional to 504,632.85, 756,092.40 and 304,532.78

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Solution

The fourth proportional to 504,632.85, 756,092.40 and 304,532.78 is: 456,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,632.85 : 756,092.40 = 304,532.78 : x
  2. Step 2: Convert to fraction form
    504,632.85/756,092.40 = 304,532.78/x
  3. Step 3: Cross multiply
    504,632.85x = 756,092.40 × 304,532.78
  4. Step 4: Simplify right side
    504,632.85x = 230,254,916,728.41
  5. Step 5: Solve for x
    x = 230,254,916,728.41/504,632.85
  6. Step 6: Final answer
    x = 456,282.06

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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.