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Finding the Fourth Proportional to 347,482.36, 521,262.42 and 110,770.12

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Solution

The fourth proportional to 347,482.36, 521,262.42 and 110,770.12 is: 166,167.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,482.36 : 521,262.42 = 110,770.12 : x
  2. Step 2: Convert to fraction form
    347,482.36/521,262.42 = 110,770.12/x
  3. Step 3: Cross multiply
    347,482.36x = 521,262.42 × 110,770.12
  4. Step 4: Simplify right side
    347,482.36x = 57,740,300,814.89
  5. Step 5: Solve for x
    x = 57,740,300,814.89/347,482.36
  6. Step 6: Final answer
    x = 166,167.57

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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.