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Finding the Fourth Proportional to 293,200.80, 404,660.52 and 185,780.84

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Solution

The fourth proportional to 293,200.80, 404,660.52 and 185,780.84 is: 256,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,200.80 : 404,660.52 = 185,780.84 : x
  2. Step 2: Convert to fraction form
    293,200.80/404,660.52 = 185,780.84/x
  3. Step 3: Cross multiply
    293,200.80x = 404,660.52 × 185,780.84
  4. Step 4: Simplify right side
    293,200.80x = 75,178,169,297.13
  5. Step 5: Solve for x
    x = 75,178,169,297.13/293,200.80
  6. Step 6: Final answer
    x = 256,405.06

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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.