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Finding the Fourth Proportional to 341,512.82, 512,629.95 and 191,880.98

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Solution

The fourth proportional to 341,512.82, 512,629.95 and 191,880.98 is: 288,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,512.82 : 512,629.95 = 191,880.98 : x
  2. Step 2: Convert to fraction form
    341,512.82/512,629.95 = 191,880.98/x
  3. Step 3: Cross multiply
    341,512.82x = 512,629.95 × 191,880.98
  4. Step 4: Simplify right side
    341,512.82x = 98,363,937,183.35
  5. Step 5: Solve for x
    x = 98,363,937,183.35/341,512.82
  6. Step 6: Final answer
    x = 288,024.14

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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.