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Finding the Fourth Proportional to 294,347.04, 406,187.64 and 167,015.04

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Solution

The fourth proportional to 294,347.04, 406,187.64 and 167,015.04 is: 230,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,347.04 : 406,187.64 = 167,015.04 : x
  2. Step 2: Convert to fraction form
    294,347.04/406,187.64 = 167,015.04/x
  3. Step 3: Cross multiply
    294,347.04x = 406,187.64 × 167,015.04
  4. Step 4: Simplify right side
    294,347.04x = 67,839,444,942.11
  5. Step 5: Solve for x
    x = 67,839,444,942.11/294,347.04
  6. Step 6: Final answer
    x = 230,474.36

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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.