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Finding the Fourth Proportional to 555,723.20, 833,584.80 and 200,748.80

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Solution

The fourth proportional to 555,723.20, 833,584.80 and 200,748.80 is: 301,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,723.20 : 833,584.80 = 200,748.80 : x
  2. Step 2: Convert to fraction form
    555,723.20/833,584.80 = 200,748.80/x
  3. Step 3: Cross multiply
    555,723.20x = 833,584.80 × 200,748.80
  4. Step 4: Simplify right side
    555,723.20x = 167,341,148,298.24
  5. Step 5: Solve for x
    x = 167,341,148,298.24/555,723.20
  6. Step 6: Final answer
    x = 301,123.20

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Similar ratio
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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.