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Finding the Fourth Proportional to 432,671.85, 597,074.57 and 239,076.48

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Solution

The fourth proportional to 432,671.85, 597,074.57 and 239,076.48 is: 329,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,671.85 : 597,074.57 = 239,076.48 : x
  2. Step 2: Convert to fraction form
    432,671.85/597,074.57 = 239,076.48/x
  3. Step 3: Cross multiply
    432,671.85x = 597,074.57 × 239,076.48
  4. Step 4: Simplify right side
    432,671.85x = 142,746,486,493.11
  5. Step 5: Solve for x
    x = 142,746,486,493.11/432,671.85
  6. Step 6: Final answer
    x = 329,918.59

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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.