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Finding the Fourth Proportional to 532,171.96, 798,491.67 and 279,393.71

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Solution

The fourth proportional to 532,171.96, 798,491.67 and 279,393.71 is: 419,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,171.96 : 798,491.67 = 279,393.71 : x
  2. Step 2: Convert to fraction form
    532,171.96/798,491.67 = 279,393.71/x
  3. Step 3: Cross multiply
    532,171.96x = 798,491.67 × 279,393.71
  4. Step 4: Simplify right side
    532,171.96x = 223,093,550,085.40
  5. Step 5: Solve for x
    x = 223,093,550,085.40/532,171.96
  6. Step 6: Final answer
    x = 419,213.27

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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.