Home / 833,429.67-1,150,138.47-451,456.44

Finding the Fourth Proportional to 833,429.67, 1,150,138.47 and 451,456.44

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Solution

The fourth proportional to 833,429.67, 1,150,138.47 and 451,456.44 is: 623,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,429.67 : 1,150,138.47 = 451,456.44 : x
  2. Step 2: Convert to fraction form
    833,429.67/1,150,138.47 = 451,456.44/x
  3. Step 3: Cross multiply
    833,429.67x = 1,150,138.47 × 451,456.44
  4. Step 4: Simplify right side
    833,429.67x = 519,237,419,173.25
  5. Step 5: Solve for x
    x = 519,237,419,173.25/833,429.67
  6. Step 6: Final answer
    x = 623,012.88

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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.