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Finding the Fourth Proportional to 375,028.93, 517,539.93 and 205,263.07

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Solution

The fourth proportional to 375,028.93, 517,539.93 and 205,263.07 is: 283,263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,028.93 : 517,539.93 = 205,263.07 : x
  2. Step 2: Convert to fraction form
    375,028.93/517,539.93 = 205,263.07/x
  3. Step 3: Cross multiply
    375,028.93x = 517,539.93 × 205,263.07
  4. Step 4: Simplify right side
    375,028.93x = 106,231,834,879.39
  5. Step 5: Solve for x
    x = 106,231,834,879.39/375,028.93
  6. Step 6: Final answer
    x = 283,263.04

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Why These Related Problems?

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