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Finding the Fourth Proportional to 541,798.84, 812,751.72 and 186,766.12

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Solution

The fourth proportional to 541,798.84, 812,751.72 and 186,766.12 is: 280,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,798.84 : 812,751.72 = 186,766.12 : x
  2. Step 2: Convert to fraction form
    541,798.84/812,751.72 = 186,766.12/x
  3. Step 3: Cross multiply
    541,798.84x = 812,751.72 × 186,766.12
  4. Step 4: Simplify right side
    541,798.84x = 151,794,485,267.73
  5. Step 5: Solve for x
    x = 151,794,485,267.73/541,798.84
  6. Step 6: Final answer
    x = 280,167.61

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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.