Home / 543,204.20-814,806.30-341,125.40

Finding the Fourth Proportional to 543,204.20, 814,806.30 and 341,125.40

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Solution

The fourth proportional to 543,204.20, 814,806.30 and 341,125.40 is: 511,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,204.20 : 814,806.30 = 341,125.40 : x
  2. Step 2: Convert to fraction form
    543,204.20/814,806.30 = 341,125.40/x
  3. Step 3: Cross multiply
    543,204.20x = 814,806.30 × 341,125.40
  4. Step 4: Simplify right side
    543,204.20x = 277,951,125,010.02
  5. Step 5: Solve for x
    x = 277,951,125,010.02/543,204.20
  6. Step 6: Final answer
    x = 511,688.10

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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.