Home / 543,126.30-814,981.05-227,615.10

Finding the Fourth Proportional to 543,126.30, 814,981.05 and 227,615.10

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Solution

The fourth proportional to 543,126.30, 814,981.05 and 227,615.10 is: 341,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,126.30 : 814,981.05 = 227,615.10 : x
  2. Step 2: Convert to fraction form
    543,126.30/814,981.05 = 227,615.10/x
  3. Step 3: Cross multiply
    543,126.30x = 814,981.05 × 227,615.10
  4. Step 4: Simplify right side
    543,126.30x = 185,501,993,193.86
  5. Step 5: Solve for x
    x = 185,501,993,193.86/543,126.30
  6. Step 6: Final answer
    x = 341,544.85

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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.