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Finding the Fourth Proportional to 519,334.73, 779,002.10 and 125,350.73

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Solution

The fourth proportional to 519,334.73, 779,002.10 and 125,350.73 is: 188,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,334.73 : 779,002.10 = 125,350.73 : x
  2. Step 2: Convert to fraction form
    519,334.73/779,002.10 = 125,350.73/x
  3. Step 3: Cross multiply
    519,334.73x = 779,002.10 × 125,350.73
  4. Step 4: Simplify right side
    519,334.73x = 97,648,481,906.53
  5. Step 5: Solve for x
    x = 97,648,481,906.53/519,334.73
  6. Step 6: Final answer
    x = 188,026.10

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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.