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Finding the Fourth Proportional to 519,764.82, 779,958.26 and 224,276.82

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Solution

The fourth proportional to 519,764.82, 779,958.26 and 224,276.82 is: 336,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,764.82 : 779,958.26 = 224,276.82 : x
  2. Step 2: Convert to fraction form
    519,764.82/779,958.26 = 224,276.82/x
  3. Step 3: Cross multiply
    519,764.82x = 779,958.26 × 224,276.82
  4. Step 4: Simplify right side
    519,764.82x = 174,926,558,285.53
  5. Step 5: Solve for x
    x = 174,926,558,285.53/519,764.82
  6. Step 6: Final answer
    x = 336,549.44

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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.