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Finding the Fourth Proportional to 362,406.69, 543,609.53 and 152,044.63

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Solution

The fourth proportional to 362,406.69, 543,609.53 and 152,044.63 is: 228,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,406.69 : 543,609.53 = 152,044.63 : x
  2. Step 2: Convert to fraction form
    362,406.69/543,609.53 = 152,044.63/x
  3. Step 3: Cross multiply
    362,406.69x = 543,609.53 × 152,044.63
  4. Step 4: Simplify right side
    362,406.69x = 82,652,908,304.24
  5. Step 5: Solve for x
    x = 82,652,908,304.24/362,406.69
  6. Step 6: Final answer
    x = 228,066.73

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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.