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Finding the Fourth Proportional to 541,836.11, 812,793.11 and 186,845.00

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Solution

The fourth proportional to 541,836.11, 812,793.11 and 186,845.00 is: 280,280.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,836.11 : 812,793.11 = 186,845.00 : x
  2. Step 2: Convert to fraction form
    541,836.11/812,793.11 = 186,845.00/x
  3. Step 3: Cross multiply
    541,836.11x = 812,793.11 × 186,845.00
  4. Step 4: Simplify right side
    541,836.11x = 151,866,323,639.76
  5. Step 5: Solve for x
    x = 151,866,323,639.76/541,836.11
  6. Step 6: Final answer
    x = 280,280.92

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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.