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Finding the Fourth Proportional to 601,586.44, 830,189.30 and 359,879.20

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Solution

The fourth proportional to 601,586.44, 830,189.30 and 359,879.20 is: 496,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,586.44 : 830,189.30 = 359,879.20 : x
  2. Step 2: Convert to fraction form
    601,586.44/830,189.30 = 359,879.20/x
  3. Step 3: Cross multiply
    601,586.44x = 830,189.30 × 359,879.20
  4. Step 4: Simplify right side
    601,586.44x = 298,767,857,257.69
  5. Step 5: Solve for x
    x = 298,767,857,257.69/601,586.44
  6. Step 6: Final answer
    x = 496,633.30

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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.