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Finding the Fourth Proportional to 347,600.41, 521,597.88 and 187,674.22

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Solution

The fourth proportional to 347,600.41, 521,597.88 and 187,674.22 is: 281,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,600.41 : 521,597.88 = 187,674.22 : x
  2. Step 2: Convert to fraction form
    347,600.41/521,597.88 = 187,674.22/x
  3. Step 3: Cross multiply
    347,600.41x = 521,597.88 × 187,674.22
  4. Step 4: Simplify right side
    347,600.41x = 97,890,475,282.65
  5. Step 5: Solve for x
    x = 97,890,475,282.65/347,600.41
  6. Step 6: Final answer
    x = 281,617.84

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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.