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Finding the Fourth Proportional to 303,427.72, 454,862.94 and 116,401.96

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Solution

The fourth proportional to 303,427.72, 454,862.94 and 116,401.96 is: 174,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,427.72 : 454,862.94 = 116,401.96 : x
  2. Step 2: Convert to fraction form
    303,427.72/454,862.94 = 116,401.96/x
  3. Step 3: Cross multiply
    303,427.72x = 454,862.94 × 116,401.96
  4. Step 4: Simplify right side
    303,427.72x = 52,946,937,747.36
  5. Step 5: Solve for x
    x = 52,946,937,747.36/303,427.72
  6. Step 6: Final answer
    x = 174,496.05

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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.