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Finding the Fourth Proportional to 366,855.30, 549,845.55 and 153,622.80

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Solution

The fourth proportional to 366,855.30, 549,845.55 and 153,622.80 is: 230,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,855.30 : 549,845.55 = 153,622.80 : x
  2. Step 2: Convert to fraction form
    366,855.30/549,845.55 = 153,622.80/x
  3. Step 3: Cross multiply
    366,855.30x = 549,845.55 × 153,622.80
  4. Step 4: Simplify right side
    366,855.30x = 84,468,812,958.54
  5. Step 5: Solve for x
    x = 84,468,812,958.54/366,855.30
  6. Step 6: Final answer
    x = 230,251.04

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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.