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Finding the Fourth Proportional to 236,589.54, 354,589 and 118,294.72

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Solution

The fourth proportional to 236,589.54, 354,589 and 118,294.72 is: 177,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,589.54 : 354,589 = 118,294.72 : x
  2. Step 2: Convert to fraction form
    236,589.54/354,589 = 118,294.72/x
  3. Step 3: Cross multiply
    236,589.54x = 354,589 × 118,294.72
  4. Step 4: Simplify right side
    236,589.54x = 41,946,006,470.08
  5. Step 5: Solve for x
    x = 41,946,006,470.08/236,589.54
  6. Step 6: Final answer
    x = 177,294.43

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1.5x scale

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.