Home / 259,630.31-357,757.56-191,539.28

Finding the Fourth Proportional to 259,630.31, 357,757.56 and 191,539.28

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Solution

The fourth proportional to 259,630.31, 357,757.56 and 191,539.28 is: 263,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,630.31 : 357,757.56 = 191,539.28 : x
  2. Step 2: Convert to fraction form
    259,630.31/357,757.56 = 191,539.28/x
  3. Step 3: Cross multiply
    259,630.31x = 357,757.56 × 191,539.28
  4. Step 4: Simplify right side
    259,630.31x = 68,524,626,351.35
  5. Step 5: Solve for x
    x = 68,524,626,351.35/259,630.31
  6. Step 6: Final answer
    x = 263,931.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.