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Finding the Fourth Proportional to 531,754.80, 797,632.20 and 363,793.20

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Solution

The fourth proportional to 531,754.80, 797,632.20 and 363,793.20 is: 545,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,754.80 : 797,632.20 = 363,793.20 : x
  2. Step 2: Convert to fraction form
    531,754.80/797,632.20 = 363,793.20/x
  3. Step 3: Cross multiply
    531,754.80x = 797,632.20 × 363,793.20
  4. Step 4: Simplify right side
    531,754.80x = 290,173,170,461.04
  5. Step 5: Solve for x
    x = 290,173,170,461.04/531,754.80
  6. Step 6: Final answer
    x = 545,689.80

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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.