Home / 683,443.17-1,024,780.82-283,815.09

Finding the Fourth Proportional to 683,443.17, 1,024,780.82 and 283,815.09

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Solution

The fourth proportional to 683,443.17, 1,024,780.82 and 283,815.09 is: 425,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,443.17 : 1,024,780.82 = 283,815.09 : x
  2. Step 2: Convert to fraction form
    683,443.17/1,024,780.82 = 283,815.09/x
  3. Step 3: Cross multiply
    683,443.17x = 1,024,780.82 × 283,815.09
  4. Step 4: Simplify right side
    683,443.17x = 290,848,259,239.50
  5. Step 5: Solve for x
    x = 290,848,259,239.50/683,443.17
  6. Step 6: Final answer
    x = 425,563.20

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Double scale
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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.