Home / 927,754.45-1,391,849.46-288,025.51

Finding the Fourth Proportional to 927,754.45, 1,391,849.46 and 288,025.51

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Solution

The fourth proportional to 927,754.45, 1,391,849.46 and 288,025.51 is: 432,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,754.45 : 1,391,849.46 = 288,025.51 : x
  2. Step 2: Convert to fraction form
    927,754.45/1,391,849.46 = 288,025.51/x
  3. Step 3: Cross multiply
    927,754.45x = 1,391,849.46 × 288,025.51
  4. Step 4: Simplify right side
    927,754.45x = 400,888,150,559.73
  5. Step 5: Solve for x
    x = 400,888,150,559.73/927,754.45
  6. Step 6: Final answer
    x = 432,105.88

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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.