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Finding the Fourth Proportional to 444,819.60, 613,850.40 and 243,615.60

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Solution

The fourth proportional to 444,819.60, 613,850.40 and 243,615.60 is: 336,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,819.60 : 613,850.40 = 243,615.60 : x
  2. Step 2: Convert to fraction form
    444,819.60/613,850.40 = 243,615.60/x
  3. Step 3: Cross multiply
    444,819.60x = 613,850.40 × 243,615.60
  4. Step 4: Simplify right side
    444,819.60x = 149,543,533,506.24
  5. Step 5: Solve for x
    x = 149,543,533,506.24/444,819.60
  6. Step 6: Final answer
    x = 336,189.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.