Home / 833,883.63-1,150,760.39-451,910.40

Finding the Fourth Proportional to 833,883.63, 1,150,760.39 and 451,910.40

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Solution

The fourth proportional to 833,883.63, 1,150,760.39 and 451,910.40 is: 623,636.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,883.63 : 1,150,760.39 = 451,910.40 : x
  2. Step 2: Convert to fraction form
    833,883.63/1,150,760.39 = 451,910.40/x
  3. Step 3: Cross multiply
    833,883.63x = 1,150,760.39 × 451,910.40
  4. Step 4: Simplify right side
    833,883.63x = 520,040,585,889.50
  5. Step 5: Solve for x
    x = 520,040,585,889.50/833,883.63
  6. Step 6: Final answer
    x = 623,636.88

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1.5x scale

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.