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Finding the Fourth Proportional to 331,367.66, 497,051.34 and 94,710.44

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Solution

The fourth proportional to 331,367.66, 497,051.34 and 94,710.44 is: 142,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,367.66 : 497,051.34 = 94,710.44 : x
  2. Step 2: Convert to fraction form
    331,367.66/497,051.34 = 94,710.44/x
  3. Step 3: Cross multiply
    331,367.66x = 497,051.34 × 94,710.44
  4. Step 4: Simplify right side
    331,367.66x = 47,075,951,113.99
  5. Step 5: Solve for x
    x = 47,075,951,113.99/331,367.66
  6. Step 6: Final answer
    x = 142,065.62

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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.