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Finding the Fourth Proportional to 532,348.48, 797,620.44 and 321,543.52

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Solution

The fourth proportional to 532,348.48, 797,620.44 and 321,543.52 is: 481,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,348.48 : 797,620.44 = 321,543.52 : x
  2. Step 2: Convert to fraction form
    532,348.48/797,620.44 = 321,543.52/x
  3. Step 3: Cross multiply
    532,348.48x = 797,620.44 × 321,543.52
  4. Step 4: Simplify right side
    532,348.48x = 256,469,683,901.55
  5. Step 5: Solve for x
    x = 256,469,683,901.55/532,348.48
  6. Step 6: Final answer
    x = 481,770.29

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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.