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Finding the Fourth Proportional to 294,804.46, 406,831.50 and 167,487.04

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Solution

The fourth proportional to 294,804.46, 406,831.50 and 167,487.04 is: 231,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,804.46 : 406,831.50 = 167,487.04 : x
  2. Step 2: Convert to fraction form
    294,804.46/406,831.50 = 167,487.04/x
  3. Step 3: Cross multiply
    294,804.46x = 406,831.50 × 167,487.04
  4. Step 4: Simplify right side
    294,804.46x = 68,139,003,713.76
  5. Step 5: Solve for x
    x = 68,139,003,713.76/294,804.46
  6. Step 6: Final answer
    x = 231,132.88

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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.