Home / 682,914.80-1,024,372.20-283,513.93

Finding the Fourth Proportional to 682,914.80, 1,024,372.20 and 283,513.93

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Solution

The fourth proportional to 682,914.80, 1,024,372.20 and 283,513.93 is: 425,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,914.80 : 1,024,372.20 = 283,513.93 : x
  2. Step 2: Convert to fraction form
    682,914.80/1,024,372.20 = 283,513.93/x
  3. Step 3: Cross multiply
    682,914.80x = 1,024,372.20 × 283,513.93
  4. Step 4: Simplify right side
    682,914.80x = 290,423,788,204.75
  5. Step 5: Solve for x
    x = 290,423,788,204.75/682,914.80
  6. Step 6: Final answer
    x = 425,270.90

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Double scale
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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.