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Finding the Fourth Proportional to 401,837.04, 602,755.50 and 313,156.92

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Solution

The fourth proportional to 401,837.04, 602,755.50 and 313,156.92 is: 469,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,837.04 : 602,755.50 = 313,156.92 : x
  2. Step 2: Convert to fraction form
    401,837.04/602,755.50 = 313,156.92/x
  3. Step 3: Cross multiply
    401,837.04x = 602,755.50 × 313,156.92
  4. Step 4: Simplify right side
    401,837.04x = 188,757,055,893.06
  5. Step 5: Solve for x
    x = 188,757,055,893.06/401,837.04
  6. Step 6: Final answer
    x = 469,735.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.