Home / 833,629.62-1,150,406.64-451,657.38

Finding the Fourth Proportional to 833,629.62, 1,150,406.64 and 451,657.38

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Solution

The fourth proportional to 833,629.62, 1,150,406.64 and 451,657.38 is: 623,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,629.62 : 1,150,406.64 = 451,657.38 : x
  2. Step 2: Convert to fraction form
    833,629.62/1,150,406.64 = 451,657.38/x
  3. Step 3: Cross multiply
    833,629.62x = 1,150,406.64 × 451,657.38
  4. Step 4: Simplify right side
    833,629.62x = 519,589,648,957.00
  5. Step 5: Solve for x
    x = 519,589,648,957.00/833,629.62
  6. Step 6: Final answer
    x = 623,285.97

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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.