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Finding the Fourth Proportional to 336,912.92, 464,886.88 and 193,646.20

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Solution

The fourth proportional to 336,912.92, 464,886.88 and 193,646.20 is: 267,201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,912.92 : 464,886.88 = 193,646.20 : x
  2. Step 2: Convert to fraction form
    336,912.92/464,886.88 = 193,646.20/x
  3. Step 3: Cross multiply
    336,912.92x = 464,886.88 × 193,646.20
  4. Step 4: Simplify right side
    336,912.92x = 90,023,577,741.86
  5. Step 5: Solve for x
    x = 90,023,577,741.86/336,912.92
  6. Step 6: Final answer
    x = 267,201.32

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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.