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Finding the Fourth Proportional to 303,436.43, 454,774.05 and 160,929.97

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Solution

The fourth proportional to 303,436.43, 454,774.05 and 160,929.97 is: 241,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,436.43 : 454,774.05 = 160,929.97 : x
  2. Step 2: Convert to fraction form
    303,436.43/454,774.05 = 160,929.97/x
  3. Step 3: Cross multiply
    303,436.43x = 454,774.05 × 160,929.97
  4. Step 4: Simplify right side
    303,436.43x = 73,186,774,223.28
  5. Step 5: Solve for x
    x = 73,186,774,223.28/303,436.43
  6. Step 6: Final answer
    x = 241,193.10

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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.