Home / 445,915.32-668,588.46-293,937.04

Finding the Fourth Proportional to 445,915.32, 668,588.46 and 293,937.04

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Solution

The fourth proportional to 445,915.32, 668,588.46 and 293,937.04 is: 440,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,915.32 : 668,588.46 = 293,937.04 : x
  2. Step 2: Convert to fraction form
    445,915.32/668,588.46 = 293,937.04/x
  3. Step 3: Cross multiply
    445,915.32x = 668,588.46 × 293,937.04
  4. Step 4: Simplify right side
    445,915.32x = 196,522,912,910.56
  5. Step 5: Solve for x
    x = 196,522,912,910.56/445,915.32
  6. Step 6: Final answer
    x = 440,718.02

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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.