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Finding the Fourth Proportional to 313,899.30, 433,182.06 and 170,659.26

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Solution

The fourth proportional to 313,899.30, 433,182.06 and 170,659.26 is: 235,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,899.30 : 433,182.06 = 170,659.26 : x
  2. Step 2: Convert to fraction form
    313,899.30/433,182.06 = 170,659.26/x
  3. Step 3: Cross multiply
    313,899.30x = 433,182.06 × 170,659.26
  4. Step 4: Simplify right side
    313,899.30x = 73,926,529,804.88
  5. Step 5: Solve for x
    x = 73,926,529,804.88/313,899.30
  6. Step 6: Final answer
    x = 235,510.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.