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Finding the Fourth Proportional to 636,795.59, 954,998.95 and 181,424.00

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Solution

The fourth proportional to 636,795.59, 954,998.95 and 181,424.00 is: 272,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,795.59 : 954,998.95 = 181,424.00 : x
  2. Step 2: Convert to fraction form
    636,795.59/954,998.95 = 181,424.00/x
  3. Step 3: Cross multiply
    636,795.59x = 954,998.95 × 181,424.00
  4. Step 4: Simplify right side
    636,795.59x = 173,259,732,671.85
  5. Step 5: Solve for x
    x = 173,259,732,671.85/636,795.59
  6. Step 6: Final answer
    x = 272,080.61

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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.