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Finding the Fourth Proportional to 589,363.65, 884,020.83 and 168,639.53

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Solution

The fourth proportional to 589,363.65, 884,020.83 and 168,639.53 is: 252,952.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,363.65 : 884,020.83 = 168,639.53 : x
  2. Step 2: Convert to fraction form
    589,363.65/884,020.83 = 168,639.53/x
  3. Step 3: Cross multiply
    589,363.65x = 884,020.83 × 168,639.53
  4. Step 4: Simplify right side
    589,363.65x = 149,080,852,861.31
  5. Step 5: Solve for x
    x = 149,080,852,861.31/589,363.65
  6. Step 6: Final answer
    x = 252,952.24

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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.