Home / 928,876-1,393,547.31-264,028

Finding the Fourth Proportional to 928,876, 1,393,547.31 and 264,028

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Solution

The fourth proportional to 928,876, 1,393,547.31 and 264,028 is: 396,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,876 : 1,393,547.31 = 264,028 : x
  2. Step 2: Convert to fraction form
    928,876/1,393,547.31 = 264,028/x
  3. Step 3: Cross multiply
    928,876x = 1,393,547.31 × 264,028
  4. Step 4: Simplify right side
    928,876x = 367,935,509,164.68
  5. Step 5: Solve for x
    x = 367,935,509,164.68/928,876
  6. Step 6: Final answer
    x = 396,108.32

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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.