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Finding the Fourth Proportional to 538,253.93, 806,826.85 and 238,875.50

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Solution

The fourth proportional to 538,253.93, 806,826.85 and 238,875.50 is: 358,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,253.93 : 806,826.85 = 238,875.50 : x
  2. Step 2: Convert to fraction form
    538,253.93/806,826.85 = 238,875.50/x
  3. Step 3: Cross multiply
    538,253.93x = 806,826.85 × 238,875.50
  4. Step 4: Simplify right side
    538,253.93x = 192,731,168,627.05
  5. Step 5: Solve for x
    x = 192,731,168,627.05/538,253.93
  6. Step 6: Final answer
    x = 358,067.37

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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.