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Finding the Fourth Proportional to 504,009.28, 694,575.82 and 360,520.20

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Solution

The fourth proportional to 504,009.28, 694,575.82 and 360,520.20 is: 496,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,009.28 : 694,575.82 = 360,520.20 : x
  2. Step 2: Convert to fraction form
    504,009.28/694,575.82 = 360,520.20/x
  3. Step 3: Cross multiply
    504,009.28x = 694,575.82 × 360,520.20
  4. Step 4: Simplify right side
    504,009.28x = 250,408,613,541.56
  5. Step 5: Solve for x
    x = 250,408,613,541.56/504,009.28
  6. Step 6: Final answer
    x = 496,833.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.