Home / 682,840.10-1,023,681.74-283,231.46

Finding the Fourth Proportional to 682,840.10, 1,023,681.74 and 283,231.46

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Solution

The fourth proportional to 682,840.10, 1,023,681.74 and 283,231.46 is: 424,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,840.10 : 1,023,681.74 = 283,231.46 : x
  2. Step 2: Convert to fraction form
    682,840.10/1,023,681.74 = 283,231.46/x
  3. Step 3: Cross multiply
    682,840.10x = 1,023,681.74 × 283,231.46
  4. Step 4: Simplify right side
    682,840.10x = 289,938,873,795.54
  5. Step 5: Solve for x
    x = 289,938,873,795.54/682,840.10
  6. Step 6: Final answer
    x = 424,607.27

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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.