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Finding the Fourth Proportional to 591,369.20, 886,794.60 and 236,265.20

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Solution

The fourth proportional to 591,369.20, 886,794.60 and 236,265.20 is: 354,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,369.20 : 886,794.60 = 236,265.20 : x
  2. Step 2: Convert to fraction form
    591,369.20/886,794.60 = 236,265.20/x
  3. Step 3: Cross multiply
    591,369.20x = 886,794.60 × 236,265.20
  4. Step 4: Simplify right side
    591,369.20x = 209,518,703,527.92
  5. Step 5: Solve for x
    x = 209,518,703,527.92/591,369.20
  6. Step 6: Final answer
    x = 354,294.24

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Double scale
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Similar ratio
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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.