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Finding the Fourth Proportional to 589,866.12, 884,798.94 and 146,634.12

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Solution

The fourth proportional to 589,866.12, 884,798.94 and 146,634.12 is: 219,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,866.12 : 884,798.94 = 146,634.12 : x
  2. Step 2: Convert to fraction form
    589,866.12/884,798.94 = 146,634.12/x
  3. Step 3: Cross multiply
    589,866.12x = 884,798.94 × 146,634.12
  4. Step 4: Simplify right side
    589,866.12x = 129,741,713,943.83
  5. Step 5: Solve for x
    x = 129,741,713,943.83/589,866.12
  6. Step 6: Final answer
    x = 219,951.12

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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.