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Finding the Fourth Proportional to 338,335.92, 466,919.01 and 193,180.97

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Solution

The fourth proportional to 338,335.92, 466,919.01 and 193,180.97 is: 266,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,335.92 : 466,919.01 = 193,180.97 : x
  2. Step 2: Convert to fraction form
    338,335.92/466,919.01 = 193,180.97/x
  3. Step 3: Cross multiply
    338,335.92x = 466,919.01 × 193,180.97
  4. Step 4: Simplify right side
    338,335.92x = 90,199,868,430.54
  5. Step 5: Solve for x
    x = 90,199,868,430.54/338,335.92
  6. Step 6: Final answer
    x = 266,598.56

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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.