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Finding the Fourth Proportional to 587,806.62, 811,182.51 and 333,152.34

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Solution

The fourth proportional to 587,806.62, 811,182.51 and 333,152.34 is: 459,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,806.62 : 811,182.51 = 333,152.34 : x
  2. Step 2: Convert to fraction form
    587,806.62/811,182.51 = 333,152.34/x
  3. Step 3: Cross multiply
    587,806.62x = 811,182.51 × 333,152.34
  4. Step 4: Simplify right side
    587,806.62x = 270,247,351,373.57
  5. Step 5: Solve for x
    x = 270,247,351,373.57/587,806.62
  6. Step 6: Final answer
    x = 459,755.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.