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Finding the Fourth Proportional to 469,450.51, 703,998.98 and 169,857.02

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Solution

The fourth proportional to 469,450.51, 703,998.98 and 169,857.02 is: 254,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,450.51 : 703,998.98 = 169,857.02 : x
  2. Step 2: Convert to fraction form
    469,450.51/703,998.98 = 169,857.02/x
  3. Step 3: Cross multiply
    469,450.51x = 703,998.98 × 169,857.02
  4. Step 4: Simplify right side
    469,450.51x = 119,579,167,976.55
  5. Step 5: Solve for x
    x = 119,579,167,976.55/469,450.51
  6. Step 6: Final answer
    x = 254,721.57

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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.