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Finding the Fourth Proportional to 283,392.30, 424,104.30 and 194,818.80

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Solution

The fourth proportional to 283,392.30, 424,104.30 and 194,818.80 is: 291,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,392.30 : 424,104.30 = 194,818.80 : x
  2. Step 2: Convert to fraction form
    283,392.30/424,104.30 = 194,818.80/x
  3. Step 3: Cross multiply
    283,392.30x = 424,104.30 × 194,818.80
  4. Step 4: Simplify right side
    283,392.30x = 82,623,490,800.84
  5. Step 5: Solve for x
    x = 82,623,490,800.84/283,392.30
  6. Step 6: Final answer
    x = 291,551.64

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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.