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Finding the Fourth Proportional to 235,092.35, 324,510.22 and 139,598.37

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Solution

The fourth proportional to 235,092.35, 324,510.22 and 139,598.37 is: 192,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,092.35 : 324,510.22 = 139,598.37 : x
  2. Step 2: Convert to fraction form
    235,092.35/324,510.22 = 139,598.37/x
  3. Step 3: Cross multiply
    235,092.35x = 324,510.22 × 139,598.37
  4. Step 4: Simplify right side
    235,092.35x = 45,301,097,760.34
  5. Step 5: Solve for x
    x = 45,301,097,760.34/235,092.35
  6. Step 6: Final answer
    x = 192,694.90

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1.5x scale

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.