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Finding the Fourth Proportional to 338,671.58, 467,381.07 and 193,501.25

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Solution

The fourth proportional to 338,671.58, 467,381.07 and 193,501.25 is: 267,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,671.58 : 467,381.07 = 193,501.25 : x
  2. Step 2: Convert to fraction form
    338,671.58/467,381.07 = 193,501.25/x
  3. Step 3: Cross multiply
    338,671.58x = 467,381.07 × 193,501.25
  4. Step 4: Simplify right side
    338,671.58x = 90,438,818,934.43
  5. Step 5: Solve for x
    x = 90,438,818,934.43/338,671.58
  6. Step 6: Final answer
    x = 267,039.89

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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.