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Finding the Fourth Proportional to 493,899.60, 740,849.40 and 334,467.30

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Solution

The fourth proportional to 493,899.60, 740,849.40 and 334,467.30 is: 501,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,899.60 : 740,849.40 = 334,467.30 : x
  2. Step 2: Convert to fraction form
    493,899.60/740,849.40 = 334,467.30/x
  3. Step 3: Cross multiply
    493,899.60x = 740,849.40 × 334,467.30
  4. Step 4: Simplify right side
    493,899.60x = 247,789,898,524.62
  5. Step 5: Solve for x
    x = 247,789,898,524.62/493,899.60
  6. Step 6: Final answer
    x = 501,700.95

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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.