Home / 682,514.31-1,023,334.05-283,430.55

Finding the Fourth Proportional to 682,514.31, 1,023,334.05 and 283,430.55

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Solution

The fourth proportional to 682,514.31, 1,023,334.05 and 283,430.55 is: 424,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,514.31 : 1,023,334.05 = 283,430.55 : x
  2. Step 2: Convert to fraction form
    682,514.31/1,023,334.05 = 283,430.55/x
  3. Step 3: Cross multiply
    682,514.31x = 1,023,334.05 × 283,430.55
  4. Step 4: Simplify right side
    682,514.31x = 290,044,132,625.23
  5. Step 5: Solve for x
    x = 290,044,132,625.23/682,514.31
  6. Step 6: Final answer
    x = 424,964.18

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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.