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Finding the Fourth Proportional to 413,245.60, 619,627.53 and 160,230.49

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Solution

The fourth proportional to 413,245.60, 619,627.53 and 160,230.49 is: 240,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,245.60 : 619,627.53 = 160,230.49 : x
  2. Step 2: Convert to fraction form
    413,245.60/619,627.53 = 160,230.49/x
  3. Step 3: Cross multiply
    413,245.60x = 619,627.53 × 160,230.49
  4. Step 4: Simplify right side
    413,245.60x = 99,283,222,749.39
  5. Step 5: Solve for x
    x = 99,283,222,749.39/413,245.60
  6. Step 6: Final answer
    x = 240,252.34

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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.