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Finding the Fourth Proportional to 367,019.79, 550,744.02 and 153,769.49

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Solution

The fourth proportional to 367,019.79, 550,744.02 and 153,769.49 is: 230,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,019.79 : 550,744.02 = 153,769.49 : x
  2. Step 2: Convert to fraction form
    367,019.79/550,744.02 = 153,769.49/x
  3. Step 3: Cross multiply
    367,019.79x = 550,744.02 × 153,769.49
  4. Step 4: Simplify right side
    367,019.79x = 84,687,624,322.23
  5. Step 5: Solve for x
    x = 84,687,624,322.23/367,019.79
  6. Step 6: Final answer
    x = 230,744.03

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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.