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Finding the Fourth Proportional to 544,041.10, 816,176.85 and 164,930.70

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Solution

The fourth proportional to 544,041.10, 816,176.85 and 164,930.70 is: 247,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,041.10 : 816,176.85 = 164,930.70 : x
  2. Step 2: Convert to fraction form
    544,041.10/816,176.85 = 164,930.70/x
  3. Step 3: Cross multiply
    544,041.10x = 816,176.85 × 164,930.70
  4. Step 4: Simplify right side
    544,041.10x = 134,612,619,194.30
  5. Step 5: Solve for x
    x = 134,612,619,194.30/544,041.10
  6. Step 6: Final answer
    x = 247,430.97

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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.