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Finding the Fourth Proportional to 350,527.16, 483,727.71 and 189,382.16

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Solution

The fourth proportional to 350,527.16, 483,727.71 and 189,382.16 is: 261,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,527.16 : 483,727.71 = 189,382.16 : x
  2. Step 2: Convert to fraction form
    350,527.16/483,727.71 = 189,382.16/x
  3. Step 3: Cross multiply
    350,527.16x = 483,727.71 × 189,382.16
  4. Step 4: Simplify right side
    350,527.16x = 91,609,396,153.02
  5. Step 5: Solve for x
    x = 91,609,396,153.02/350,527.16
  6. Step 6: Final answer
    x = 261,347.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.