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Finding the Fourth Proportional to 641,092.97, 960,790.02 and 340,927.22

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Solution

The fourth proportional to 641,092.97, 960,790.02 and 340,927.22 is: 510,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,092.97 : 960,790.02 = 340,927.22 : x
  2. Step 2: Convert to fraction form
    641,092.97/960,790.02 = 340,927.22/x
  3. Step 3: Cross multiply
    641,092.97x = 960,790.02 × 340,927.22
  4. Step 4: Simplify right side
    641,092.97x = 327,559,470,522.34
  5. Step 5: Solve for x
    x = 327,559,470,522.34/641,092.97
  6. Step 6: Final answer
    x = 510,939.11

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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.