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Finding the Fourth Proportional to 504,993.58, 757,489.40 and 294,483.90

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Solution

The fourth proportional to 504,993.58, 757,489.40 and 294,483.90 is: 441,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,993.58 : 757,489.40 = 294,483.90 : x
  2. Step 2: Convert to fraction form
    504,993.58/757,489.40 = 294,483.90/x
  3. Step 3: Cross multiply
    504,993.58x = 757,489.40 × 294,483.90
  4. Step 4: Simplify right side
    504,993.58x = 223,068,432,720.66
  5. Step 5: Solve for x
    x = 223,068,432,720.66/504,993.58
  6. Step 6: Final answer
    x = 441,725.28

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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.