Home / 598,783.67-826,618.05-381,208.64

Finding the Fourth Proportional to 598,783.67, 826,618.05 and 381,208.64

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Solution

The fourth proportional to 598,783.67, 826,618.05 and 381,208.64 is: 526,256.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,783.67 : 826,618.05 = 381,208.64 : x
  2. Step 2: Convert to fraction form
    598,783.67/826,618.05 = 381,208.64/x
  3. Step 3: Cross multiply
    598,783.67x = 826,618.05 × 381,208.64
  4. Step 4: Simplify right side
    598,783.67x = 315,113,944,706.50
  5. Step 5: Solve for x
    x = 315,113,944,706.50/598,783.67
  6. Step 6: Final answer
    x = 526,256.75

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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.