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Finding the Fourth Proportional to 403,881.99, 605,935.23 and 176,197.51

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Solution

The fourth proportional to 403,881.99, 605,935.23 and 176,197.51 is: 264,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,881.99 : 605,935.23 = 176,197.51 : x
  2. Step 2: Convert to fraction form
    403,881.99/605,935.23 = 176,197.51/x
  3. Step 3: Cross multiply
    403,881.99x = 605,935.23 × 176,197.51
  4. Step 4: Simplify right side
    403,881.99x = 106,764,278,747.28
  5. Step 5: Solve for x
    x = 106,764,278,747.28/403,881.99
  6. Step 6: Final answer
    x = 264,345.23

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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.