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Finding the Fourth Proportional to 665,163.41, 917,925.56 and 363,357.41

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Solution

The fourth proportional to 665,163.41, 917,925.56 and 363,357.41 is: 501,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,163.41 : 917,925.56 = 363,357.41 : x
  2. Step 2: Convert to fraction form
    665,163.41/917,925.56 = 363,357.41/x
  3. Step 3: Cross multiply
    665,163.41x = 917,925.56 × 363,357.41
  4. Step 4: Simplify right side
    665,163.41x = 333,535,047,647.99
  5. Step 5: Solve for x
    x = 333,535,047,647.99/665,163.41
  6. Step 6: Final answer
    x = 501,433.25

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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.