Home / 262,938.73-394,408.10-240,129.13

Finding the Fourth Proportional to 262,938.73, 394,408.10 and 240,129.13

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Solution

The fourth proportional to 262,938.73, 394,408.10 and 240,129.13 is: 360,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,938.73 : 394,408.10 = 240,129.13 : x
  2. Step 2: Convert to fraction form
    262,938.73/394,408.10 = 240,129.13/x
  3. Step 3: Cross multiply
    262,938.73x = 394,408.10 × 240,129.13
  4. Step 4: Simplify right side
    262,938.73x = 94,708,873,917.95
  5. Step 5: Solve for x
    x = 94,708,873,917.95/262,938.73
  6. Step 6: Final answer
    x = 360,193.70

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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.