Home / 682,913.80-1,024,370.70-283,512.93

Finding the Fourth Proportional to 682,913.80, 1,024,370.70 and 283,512.93

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Solution

The fourth proportional to 682,913.80, 1,024,370.70 and 283,512.93 is: 425,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,913.80 : 1,024,370.70 = 283,512.93 : x
  2. Step 2: Convert to fraction form
    682,913.80/1,024,370.70 = 283,512.93/x
  3. Step 3: Cross multiply
    682,913.80x = 1,024,370.70 × 283,512.93
  4. Step 4: Simplify right side
    682,913.80x = 290,422,338,563.15
  5. Step 5: Solve for x
    x = 290,422,338,563.15/682,913.80
  6. Step 6: Final answer
    x = 425,269.40

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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.