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Finding the Fourth Proportional to 242,694.30, 364,205.46 and 84,924.12

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Solution

The fourth proportional to 242,694.30, 364,205.46 and 84,924.12 is: 127,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,694.30 : 364,205.46 = 84,924.12 : x
  2. Step 2: Convert to fraction form
    242,694.30/364,205.46 = 84,924.12/x
  3. Step 3: Cross multiply
    242,694.30x = 364,205.46 × 84,924.12
  4. Step 4: Simplify right side
    242,694.30x = 30,929,828,189.70
  5. Step 5: Solve for x
    x = 30,929,828,189.70/242,694.30
  6. Step 6: Final answer
    x = 127,443.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.