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Finding the Fourth Proportional to 662,674, 914,499.84 and 360,868

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Solution

The fourth proportional to 662,674, 914,499.84 and 360,868 is: 498,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,674 : 914,499.84 = 360,868 : x
  2. Step 2: Convert to fraction form
    662,674/914,499.84 = 360,868/x
  3. Step 3: Cross multiply
    662,674x = 914,499.84 × 360,868
  4. Step 4: Simplify right side
    662,674x = 330,013,728,261.12
  5. Step 5: Solve for x
    x = 330,013,728,261.12/662,674
  6. Step 6: Final answer
    x = 498,003.13

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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.