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Finding the Fourth Proportional to 347,232.12, 520,866 and 97,933.56

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Solution

The fourth proportional to 347,232.12, 520,866 and 97,933.56 is: 146,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,232.12 : 520,866 = 97,933.56 : x
  2. Step 2: Convert to fraction form
    347,232.12/520,866 = 97,933.56/x
  3. Step 3: Cross multiply
    347,232.12x = 520,866 × 97,933.56
  4. Step 4: Simplify right side
    347,232.12x = 51,010,261,662.96
  5. Step 5: Solve for x
    x = 51,010,261,662.96/347,232.12
  6. Step 6: Final answer
    x = 146,905.37

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1.5x scale

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.