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Finding the Fourth Proportional to 366,343.80, 549,515.70 and 254,150.70

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Solution

The fourth proportional to 366,343.80, 549,515.70 and 254,150.70 is: 381,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,343.80 : 549,515.70 = 254,150.70 : x
  2. Step 2: Convert to fraction form
    366,343.80/549,515.70 = 254,150.70/x
  3. Step 3: Cross multiply
    366,343.80x = 549,515.70 × 254,150.70
  4. Step 4: Simplify right side
    366,343.80x = 139,659,799,815.99
  5. Step 5: Solve for x
    x = 139,659,799,815.99/366,343.80
  6. Step 6: Final answer
    x = 381,226.05

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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.