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Finding the Fourth Proportional to 441,868.57, 609,804.72 and 332,780.47

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Solution

The fourth proportional to 441,868.57, 609,804.72 and 332,780.47 is: 459,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,868.57 : 609,804.72 = 332,780.47 : x
  2. Step 2: Convert to fraction form
    441,868.57/609,804.72 = 332,780.47/x
  3. Step 3: Cross multiply
    441,868.57x = 609,804.72 × 332,780.47
  4. Step 4: Simplify right side
    441,868.57x = 202,931,099,805.31
  5. Step 5: Solve for x
    x = 202,931,099,805.31/441,868.57
  6. Step 6: Final answer
    x = 459,256.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.