Home / 969,950.32-1,454,928.36-338,864.20

Finding the Fourth Proportional to 969,950.32, 1,454,928.36 and 338,864.20

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Solution

The fourth proportional to 969,950.32, 1,454,928.36 and 338,864.20 is: 508,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,950.32 : 1,454,928.36 = 338,864.20 : x
  2. Step 2: Convert to fraction form
    969,950.32/1,454,928.36 = 338,864.20/x
  3. Step 3: Cross multiply
    969,950.32x = 1,454,928.36 × 338,864.20
  4. Step 4: Simplify right side
    969,950.32x = 493,023,134,768.71
  5. Step 5: Solve for x
    x = 493,023,134,768.71/969,950.32
  6. Step 6: Final answer
    x = 508,297.31

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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.