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Finding the Fourth Proportional to 245,526.50, 368,288.73 and 68,033

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Solution

The fourth proportional to 245,526.50, 368,288.73 and 68,033 is: 102,049.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,526.50 : 368,288.73 = 68,033 : x
  2. Step 2: Convert to fraction form
    245,526.50/368,288.73 = 68,033/x
  3. Step 3: Cross multiply
    245,526.50x = 368,288.73 × 68,033
  4. Step 4: Simplify right side
    245,526.50x = 25,055,787,168.09
  5. Step 5: Solve for x
    x = 25,055,787,168.09/245,526.50
  6. Step 6: Final answer
    x = 102,049.22

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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.