Home / 623,720.39-935,406.83-263,766.92

Finding the Fourth Proportional to 623,720.39, 935,406.83 and 263,766.92

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Solution

The fourth proportional to 623,720.39, 935,406.83 and 263,766.92 is: 395,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,720.39 : 935,406.83 = 263,766.92 : x
  2. Step 2: Convert to fraction form
    623,720.39/935,406.83 = 263,766.92/x
  3. Step 3: Cross multiply
    623,720.39x = 935,406.83 × 263,766.92
  4. Step 4: Simplify right side
    623,720.39x = 246,729,374,478.45
  5. Step 5: Solve for x
    x = 246,729,374,478.45/623,720.39
  6. Step 6: Final answer
    x = 395,576.90

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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.