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Finding the Fourth Proportional to 504,688.50, 756,659.07 and 304,962.12

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Solution

The fourth proportional to 504,688.50, 756,659.07 and 304,962.12 is: 457,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,688.50 : 756,659.07 = 304,962.12 : x
  2. Step 2: Convert to fraction form
    504,688.50/756,659.07 = 304,962.12/x
  3. Step 3: Cross multiply
    504,688.50x = 756,659.07 × 304,962.12
  4. Step 4: Simplify right side
    504,688.50x = 230,752,354,104.43
  5. Step 5: Solve for x
    x = 230,752,354,104.43/504,688.50
  6. Step 6: Final answer
    x = 457,217.38

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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.