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Finding the Fourth Proportional to 575,614.30, 863,601.28 and 196,544.02

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Solution

The fourth proportional to 575,614.30, 863,601.28 and 196,544.02 is: 294,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,614.30 : 863,601.28 = 196,544.02 : x
  2. Step 2: Convert to fraction form
    575,614.30/863,601.28 = 196,544.02/x
  3. Step 3: Cross multiply
    575,614.30x = 863,601.28 × 196,544.02
  4. Step 4: Simplify right side
    575,614.30x = 169,735,667,248.35
  5. Step 5: Solve for x
    x = 169,735,667,248.35/575,614.30
  6. Step 6: Final answer
    x = 294,877.43

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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.