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Finding the Fourth Proportional to 348,817.59, 481,373.33 and 195,888.88

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Solution

The fourth proportional to 348,817.59, 481,373.33 and 195,888.88 is: 270,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,817.59 : 481,373.33 = 195,888.88 : x
  2. Step 2: Convert to fraction form
    348,817.59/481,373.33 = 195,888.88/x
  3. Step 3: Cross multiply
    348,817.59x = 481,373.33 × 195,888.88
  4. Step 4: Simplify right side
    348,817.59x = 94,295,684,002.64
  5. Step 5: Solve for x
    x = 94,295,684,002.64/348,817.59
  6. Step 6: Final answer
    x = 270,329.50

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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.