Home / 645,184.43-967,714.10-195,909.24

Finding the Fourth Proportional to 645,184.43, 967,714.10 and 195,909.24

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Solution

The fourth proportional to 645,184.43, 967,714.10 and 195,909.24 is: 293,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,184.43 : 967,714.10 = 195,909.24 : x
  2. Step 2: Convert to fraction form
    645,184.43/967,714.10 = 195,909.24/x
  3. Step 3: Cross multiply
    645,184.43x = 967,714.10 × 195,909.24
  4. Step 4: Simplify right side
    645,184.43x = 189,584,136,172.52
  5. Step 5: Solve for x
    x = 189,584,136,172.52/645,184.43
  6. Step 6: Final answer
    x = 293,844.87

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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.