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Finding the Fourth Proportional to 534,608.40, 800,794.80 and 250,541.40

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Solution

The fourth proportional to 534,608.40, 800,794.80 and 250,541.40 is: 375,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,608.40 : 800,794.80 = 250,541.40 : x
  2. Step 2: Convert to fraction form
    534,608.40/800,794.80 = 250,541.40/x
  3. Step 3: Cross multiply
    534,608.40x = 800,794.80 × 250,541.40
  4. Step 4: Simplify right side
    534,608.40x = 200,632,250,304.72
  5. Step 5: Solve for x
    x = 200,632,250,304.72/534,608.40
  6. Step 6: Final answer
    x = 375,288.25

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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.