Home / 293,796.20-440,823.90-135,943.40

Finding the Fourth Proportional to 293,796.20, 440,823.90 and 135,943.40

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Solution

The fourth proportional to 293,796.20, 440,823.90 and 135,943.40 is: 203,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,796.20 : 440,823.90 = 135,943.40 : x
  2. Step 2: Convert to fraction form
    293,796.20/440,823.90 = 135,943.40/x
  3. Step 3: Cross multiply
    293,796.20x = 440,823.90 × 135,943.40
  4. Step 4: Simplify right side
    293,796.20x = 59,927,099,767.26
  5. Step 5: Solve for x
    x = 59,927,099,767.26/293,796.20
  6. Step 6: Final answer
    x = 203,975.07

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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.