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Finding the Fourth Proportional to 349,951.10, 482,927.00 and 196,988.90

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Solution

The fourth proportional to 349,951.10, 482,927.00 and 196,988.90 is: 271,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,951.10 : 482,927.00 = 196,988.90 : x
  2. Step 2: Convert to fraction form
    349,951.10/482,927.00 = 196,988.90/x
  3. Step 3: Cross multiply
    349,951.10x = 482,927.00 × 196,988.90
  4. Step 4: Simplify right side
    349,951.10x = 95,131,255,110.72
  5. Step 5: Solve for x
    x = 95,131,255,110.72/349,951.10
  6. Step 6: Final answer
    x = 271,841.57

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1.5x scale

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.