Home / 599,815.75-899,973.51-263,098.21

Finding the Fourth Proportional to 599,815.75, 899,973.51 and 263,098.21

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Solution

The fourth proportional to 599,815.75, 899,973.51 and 263,098.21 is: 394,756.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,815.75 : 899,973.51 = 263,098.21 : x
  2. Step 2: Convert to fraction form
    599,815.75/899,973.51 = 263,098.21/x
  3. Step 3: Cross multiply
    599,815.75x = 899,973.51 × 263,098.21
  4. Step 4: Simplify right side
    599,815.75x = 236,781,419,528.42
  5. Step 5: Solve for x
    x = 236,781,419,528.42/599,815.75
  6. Step 6: Final answer
    x = 394,756.92

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Double scale
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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.