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Finding the Fourth Proportional to 529,578.11, 794,283.43 and 229,978.25

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Solution

The fourth proportional to 529,578.11, 794,283.43 and 229,978.25 is: 344,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,578.11 : 794,283.43 = 229,978.25 : x
  2. Step 2: Convert to fraction form
    529,578.11/794,283.43 = 229,978.25/x
  3. Step 3: Cross multiply
    529,578.11x = 794,283.43 × 229,978.25
  4. Step 4: Simplify right side
    529,578.11x = 182,667,913,235.40
  5. Step 5: Solve for x
    x = 182,667,913,235.40/529,578.11
  6. Step 6: Final answer
    x = 344,931.01

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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.