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Finding the Fourth Proportional to 383,553.78, 575,527.80 and 294,170.70

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Solution

The fourth proportional to 383,553.78, 575,527.80 and 294,170.70 is: 441,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,553.78 : 575,527.80 = 294,170.70 : x
  2. Step 2: Convert to fraction form
    383,553.78/575,527.80 = 294,170.70/x
  3. Step 3: Cross multiply
    383,553.78x = 575,527.80 × 294,170.70
  4. Step 4: Simplify right side
    383,553.78x = 169,303,415,795.46
  5. Step 5: Solve for x
    x = 169,303,415,795.46/383,553.78
  6. Step 6: Final answer
    x = 441,407.24

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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.