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Finding the Fourth Proportional to 283,653.20, 425,479.80 and 232,914.80

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Solution

The fourth proportional to 283,653.20, 425,479.80 and 232,914.80 is: 349,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,653.20 : 425,479.80 = 232,914.80 : x
  2. Step 2: Convert to fraction form
    283,653.20/425,479.80 = 232,914.80/x
  3. Step 3: Cross multiply
    283,653.20x = 425,479.80 × 232,914.80
  4. Step 4: Simplify right side
    283,653.20x = 99,100,542,521.04
  5. Step 5: Solve for x
    x = 99,100,542,521.04/283,653.20
  6. Step 6: Final answer
    x = 349,372.20

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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.