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Finding the Fourth Proportional to 364,560.30, 546,840.45 and 252,367.20

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Solution

The fourth proportional to 364,560.30, 546,840.45 and 252,367.20 is: 378,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,560.30 : 546,840.45 = 252,367.20 : x
  2. Step 2: Convert to fraction form
    364,560.30/546,840.45 = 252,367.20/x
  3. Step 3: Cross multiply
    364,560.30x = 546,840.45 × 252,367.20
  4. Step 4: Simplify right side
    364,560.30x = 138,004,593,213.24
  5. Step 5: Solve for x
    x = 138,004,593,213.24/364,560.30
  6. Step 6: Final answer
    x = 378,550.80

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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.