Home / 572,546.20-858,819.30-403,709.80

Finding the Fourth Proportional to 572,546.20, 858,819.30 and 403,709.80

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Solution

The fourth proportional to 572,546.20, 858,819.30 and 403,709.80 is: 605,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,546.20 : 858,819.30 = 403,709.80 : x
  2. Step 2: Convert to fraction form
    572,546.20/858,819.30 = 403,709.80/x
  3. Step 3: Cross multiply
    572,546.20x = 858,819.30 × 403,709.80
  4. Step 4: Simplify right side
    572,546.20x = 346,713,767,839.14
  5. Step 5: Solve for x
    x = 346,713,767,839.14/572,546.20
  6. Step 6: Final answer
    x = 605,564.70

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Similar ratio
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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.