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Finding the Fourth Proportional to 362,317.92, 543,269.52 and 151,778.40

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Solution

The fourth proportional to 362,317.92, 543,269.52 and 151,778.40 is: 227,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,317.92 : 543,269.52 = 151,778.40 : x
  2. Step 2: Convert to fraction form
    362,317.92/543,269.52 = 151,778.40/x
  3. Step 3: Cross multiply
    362,317.92x = 543,269.52 × 151,778.40
  4. Step 4: Simplify right side
    362,317.92x = 82,456,578,514.37
  5. Step 5: Solve for x
    x = 82,456,578,514.37/362,317.92
  6. Step 6: Final answer
    x = 227,580.73

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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.