Home / 682,213.80-1,021,352.40-682,213.80

Finding the Fourth Proportional to 682,213.80, 1,021,352.40 and 682,213.80

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Solution

The fourth proportional to 682,213.80, 1,021,352.40 and 682,213.80 is: 1,021,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,213.80 : 1,021,352.40 = 682,213.80 : x
  2. Step 2: Convert to fraction form
    682,213.80/1,021,352.40 = 682,213.80/x
  3. Step 3: Cross multiply
    682,213.80x = 1,021,352.40 × 682,213.80
  4. Step 4: Simplify right side
    682,213.80x = 696,780,701,943.12
  5. Step 5: Solve for x
    x = 696,780,701,943.12/682,213.80
  6. Step 6: Final answer
    x = 1,021,352.40

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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.