Home / 623,235.20-934,723.20-268,260.80

Finding the Fourth Proportional to 623,235.20, 934,723.20 and 268,260.80

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Solution

The fourth proportional to 623,235.20, 934,723.20 and 268,260.80 is: 402,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,235.20 : 934,723.20 = 268,260.80 : x
  2. Step 2: Convert to fraction form
    623,235.20/934,723.20 = 268,260.80/x
  3. Step 3: Cross multiply
    623,235.20x = 934,723.20 × 268,260.80
  4. Step 4: Simplify right side
    623,235.20x = 250,749,593,410.56
  5. Step 5: Solve for x
    x = 250,749,593,410.56/623,235.20
  6. Step 6: Final answer
    x = 402,335.42

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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.