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Finding the Fourth Proportional to 400,594.75, 600,890.27 and 163,937.45

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Solution

The fourth proportional to 400,594.75, 600,890.27 and 163,937.45 is: 245,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,594.75 : 600,890.27 = 163,937.45 : x
  2. Step 2: Convert to fraction form
    400,594.75/600,890.27 = 163,937.45/x
  3. Step 3: Cross multiply
    400,594.75x = 600,890.27 × 163,937.45
  4. Step 4: Simplify right side
    400,594.75x = 98,508,419,276.15
  5. Step 5: Solve for x
    x = 98,508,419,276.15/400,594.75
  6. Step 6: Final answer
    x = 245,905.42

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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.