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Finding the Fourth Proportional to 519,333.73, 779,000.60 and 125,349.73

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Solution

The fourth proportional to 519,333.73, 779,000.60 and 125,349.73 is: 188,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,333.73 : 779,000.60 = 125,349.73 : x
  2. Step 2: Convert to fraction form
    519,333.73/779,000.60 = 125,349.73/x
  3. Step 3: Cross multiply
    519,333.73x = 779,000.60 × 125,349.73
  4. Step 4: Simplify right side
    519,333.73x = 97,647,514,253.09
  5. Step 5: Solve for x
    x = 97,647,514,253.09/519,333.73
  6. Step 6: Final answer
    x = 188,024.60

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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.