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Finding the Fourth Proportional to 519,425.86, 779,183.22 and 182,437.18

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Solution

The fourth proportional to 519,425.86, 779,183.22 and 182,437.18 is: 273,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,425.86 : 779,183.22 = 182,437.18 : x
  2. Step 2: Convert to fraction form
    519,425.86/779,183.22 = 182,437.18/x
  3. Step 3: Cross multiply
    519,425.86x = 779,183.22 × 182,437.18
  4. Step 4: Simplify right side
    519,425.86x = 142,151,989,360.12
  5. Step 5: Solve for x
    x = 142,151,989,360.12/519,425.86
  6. Step 6: Final answer
    x = 273,671.38

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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.