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Finding the Fourth Proportional to 737,698.54, 1,106,329.11 and 316,876

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Solution

The fourth proportional to 737,698.54, 1,106,329.11 and 316,876 is: 475,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,698.54 : 1,106,329.11 = 316,876 : x
  2. Step 2: Convert to fraction form
    737,698.54/1,106,329.11 = 316,876/x
  3. Step 3: Cross multiply
    737,698.54x = 1,106,329.11 × 316,876
  4. Step 4: Simplify right side
    737,698.54x = 350,569,143,060.36
  5. Step 5: Solve for x
    x = 350,569,143,060.36/737,698.54
  6. Step 6: Final answer
    x = 475,220.06

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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.