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Finding the Fourth Proportional to 364,232.60, 546,348.90 and 111,512.60

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Solution

The fourth proportional to 364,232.60, 546,348.90 and 111,512.60 is: 167,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,232.60 : 546,348.90 = 111,512.60 : x
  2. Step 2: Convert to fraction form
    364,232.60/546,348.90 = 111,512.60/x
  3. Step 3: Cross multiply
    364,232.60x = 546,348.90 × 111,512.60
  4. Step 4: Simplify right side
    364,232.60x = 60,924,786,346.14
  5. Step 5: Solve for x
    x = 60,924,786,346.14/364,232.60
  6. Step 6: Final answer
    x = 167,268.90

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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.