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Finding the Fourth Proportional to 537,728.70, 806,593.01 and 163,751.70

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Solution

The fourth proportional to 537,728.70, 806,593.01 and 163,751.70 is: 245,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,728.70 : 806,593.01 = 163,751.70 : x
  2. Step 2: Convert to fraction form
    537,728.70/806,593.01 = 163,751.70/x
  3. Step 3: Cross multiply
    537,728.70x = 806,593.01 × 163,751.70
  4. Step 4: Simplify right side
    537,728.70x = 132,080,975,776.86
  5. Step 5: Solve for x
    x = 132,080,975,776.86/537,728.70
  6. Step 6: Final answer
    x = 245,627.54

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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.