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Finding the Fourth Proportional to 303,488.55, 454,358.03 and 303,488.55

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Solution

The fourth proportional to 303,488.55, 454,358.03 and 303,488.55 is: 454,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,488.55 : 454,358.03 = 303,488.55 : x
  2. Step 2: Convert to fraction form
    303,488.55/454,358.03 = 303,488.55/x
  3. Step 3: Cross multiply
    303,488.55x = 454,358.03 × 303,488.55
  4. Step 4: Simplify right side
    303,488.55x = 137,892,458,188.11
  5. Step 5: Solve for x
    x = 137,892,458,188.11/303,488.55
  6. Step 6: Final answer
    x = 454,358.03

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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.