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Finding the Fourth Proportional to 234,595.75, 324,009.48 and 159,013.03

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Solution

The fourth proportional to 234,595.75, 324,009.48 and 159,013.03 is: 219,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,595.75 : 324,009.48 = 159,013.03 : x
  2. Step 2: Convert to fraction form
    234,595.75/324,009.48 = 159,013.03/x
  3. Step 3: Cross multiply
    234,595.75x = 324,009.48 × 159,013.03
  4. Step 4: Simplify right side
    234,595.75x = 51,521,729,163.52
  5. Step 5: Solve for x
    x = 51,521,729,163.52/234,595.75
  6. Step 6: Final answer
    x = 219,619.19

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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.