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Finding the Fourth Proportional to 193,774.68, 288,966.24 and 192,003.12

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Solution

The fourth proportional to 193,774.68, 288,966.24 and 192,003.12 is: 286,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,774.68 : 288,966.24 = 192,003.12 : x
  2. Step 2: Convert to fraction form
    193,774.68/288,966.24 = 192,003.12/x
  3. Step 3: Cross multiply
    193,774.68x = 288,966.24 × 192,003.12
  4. Step 4: Simplify right side
    193,774.68x = 55,482,419,654.67
  5. Step 5: Solve for x
    x = 55,482,419,654.67/193,774.68
  6. Step 6: Final answer
    x = 286,324.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.