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Finding the Fourth Proportional to 295,383.74, 407,465.43 and 193,573.43

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Solution

The fourth proportional to 295,383.74, 407,465.43 and 193,573.43 is: 267,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,383.74 : 407,465.43 = 193,573.43 : x
  2. Step 2: Convert to fraction form
    295,383.74/407,465.43 = 193,573.43/x
  3. Step 3: Cross multiply
    295,383.74x = 407,465.43 × 193,573.43
  4. Step 4: Simplify right side
    295,383.74x = 78,874,478,854.20
  5. Step 5: Solve for x
    x = 78,874,478,854.20/295,383.74
  6. Step 6: Final answer
    x = 267,023.76

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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.