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Finding the Fourth Proportional to 367,054, 550,475.22 and 100,823.20

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Solution

The fourth proportional to 367,054, 550,475.22 and 100,823.20 is: 151,205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,054 : 550,475.22 = 100,823.20 : x
  2. Step 2: Convert to fraction form
    367,054/550,475.22 = 100,823.20/x
  3. Step 3: Cross multiply
    367,054x = 550,475.22 × 100,823.20
  4. Step 4: Simplify right side
    367,054x = 55,500,673,201.10
  5. Step 5: Solve for x
    x = 55,500,673,201.10/367,054
  6. Step 6: Final answer
    x = 151,205.74

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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.