Home / 682,407.48-1,023,742.44-261,650.55

Finding the Fourth Proportional to 682,407.48, 1,023,742.44 and 261,650.55

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Solution

The fourth proportional to 682,407.48, 1,023,742.44 and 261,650.55 is: 392,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,407.48 : 1,023,742.44 = 261,650.55 : x
  2. Step 2: Convert to fraction form
    682,407.48/1,023,742.44 = 261,650.55/x
  3. Step 3: Cross multiply
    682,407.48x = 1,023,742.44 × 261,650.55
  4. Step 4: Simplify right side
    682,407.48x = 267,862,772,484.34
  5. Step 5: Solve for x
    x = 267,862,772,484.34/682,407.48
  6. Step 6: Final answer
    x = 392,526.14

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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.