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Finding the Fourth Proportional to 537,561.46, 806,150.08 and 177,665.72

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Solution

The fourth proportional to 537,561.46, 806,150.08 and 177,665.72 is: 266,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,561.46 : 806,150.08 = 177,665.72 : x
  2. Step 2: Convert to fraction form
    537,561.46/806,150.08 = 177,665.72/x
  3. Step 3: Cross multiply
    537,561.46x = 806,150.08 × 177,665.72
  4. Step 4: Simplify right side
    537,561.46x = 143,225,234,391.26
  5. Step 5: Solve for x
    x = 143,225,234,391.26/537,561.46
  6. Step 6: Final answer
    x = 266,435.09

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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.