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Finding the Fourth Proportional to 243,550.60, 365,189.20 and 167,738.24

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Solution

The fourth proportional to 243,550.60, 365,189.20 and 167,738.24 is: 251,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,550.60 : 365,189.20 = 167,738.24 : x
  2. Step 2: Convert to fraction form
    243,550.60/365,189.20 = 167,738.24/x
  3. Step 3: Cross multiply
    243,550.60x = 365,189.20 × 167,738.24
  4. Step 4: Simplify right side
    243,550.60x = 61,256,194,168.64
  5. Step 5: Solve for x
    x = 61,256,194,168.64/243,550.60
  6. Step 6: Final answer
    x = 251,513.22

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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.