Home / 924,198.76-1,386,455.77-412,049.73

Finding the Fourth Proportional to 924,198.76, 1,386,455.77 and 412,049.73

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Solution

The fourth proportional to 924,198.76, 1,386,455.77 and 412,049.73 is: 618,144.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,198.76 : 1,386,455.77 = 412,049.73 : x
  2. Step 2: Convert to fraction form
    924,198.76/1,386,455.77 = 412,049.73/x
  3. Step 3: Cross multiply
    924,198.76x = 1,386,455.77 × 412,049.73
  4. Step 4: Simplify right side
    924,198.76x = 571,288,731,399.71
  5. Step 5: Solve for x
    x = 571,288,731,399.71/924,198.76
  6. Step 6: Final answer
    x = 618,144.88

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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.