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Finding the Fourth Proportional to 662,908.13, 914,813.24 and 361,102.13

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Solution

The fourth proportional to 662,908.13, 914,813.24 and 361,102.13 is: 498,320.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,908.13 : 914,813.24 = 361,102.13 : x
  2. Step 2: Convert to fraction form
    662,908.13/914,813.24 = 361,102.13/x
  3. Step 3: Cross multiply
    662,908.13x = 914,813.24 × 361,102.13
  4. Step 4: Simplify right side
    662,908.13x = 330,341,003,136.62
  5. Step 5: Solve for x
    x = 330,341,003,136.62/662,908.13
  6. Step 6: Final answer
    x = 498,320.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.