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Finding the Fourth Proportional to 291,925.44, 402,856.44 and 164,600.16

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Solution

The fourth proportional to 291,925.44, 402,856.44 and 164,600.16 is: 227,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,925.44 : 402,856.44 = 164,600.16 : x
  2. Step 2: Convert to fraction form
    291,925.44/402,856.44 = 164,600.16/x
  3. Step 3: Cross multiply
    291,925.44x = 402,856.44 × 164,600.16
  4. Step 4: Simplify right side
    291,925.44x = 66,310,234,481.03
  5. Step 5: Solve for x
    x = 66,310,234,481.03/291,925.44
  6. Step 6: Final answer
    x = 227,147.84

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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.