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Finding the Fourth Proportional to 532,301.60, 797,530.80 and 345,216.80

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Solution

The fourth proportional to 532,301.60, 797,530.80 and 345,216.80 is: 517,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,301.60 : 797,530.80 = 345,216.80 : x
  2. Step 2: Convert to fraction form
    532,301.60/797,530.80 = 345,216.80/x
  3. Step 3: Cross multiply
    532,301.60x = 797,530.80 × 345,216.80
  4. Step 4: Simplify right side
    532,301.60x = 275,321,030,677.44
  5. Step 5: Solve for x
    x = 275,321,030,677.44/532,301.60
  6. Step 6: Final answer
    x = 517,227.51

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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.