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Finding the Fourth Proportional to 433,566.60, 650,058.30 and 196,787.40

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Solution

The fourth proportional to 433,566.60, 650,058.30 and 196,787.40 is: 295,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,566.60 : 650,058.30 = 196,787.40 : x
  2. Step 2: Convert to fraction form
    433,566.60/650,058.30 = 196,787.40/x
  3. Step 3: Cross multiply
    433,566.60x = 650,058.30 × 196,787.40
  4. Step 4: Simplify right side
    433,566.60x = 127,923,282,705.42
  5. Step 5: Solve for x
    x = 127,923,282,705.42/433,566.60
  6. Step 6: Final answer
    x = 295,048.75

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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.