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Finding the Fourth Proportional to 347,492.95, 479,536.59 and 194,532.39

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Solution

The fourth proportional to 347,492.95, 479,536.59 and 194,532.39 is: 268,452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,492.95 : 479,536.59 = 194,532.39 : x
  2. Step 2: Convert to fraction form
    347,492.95/479,536.59 = 194,532.39/x
  3. Step 3: Cross multiply
    347,492.95x = 479,536.59 × 194,532.39
  4. Step 4: Simplify right side
    347,492.95x = 93,285,398,945.15
  5. Step 5: Solve for x
    x = 93,285,398,945.15/347,492.95
  6. Step 6: Final answer
    x = 268,452.64

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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.