Home / 568,116.36-784,000.04-313,467.57

Finding the Fourth Proportional to 568,116.36, 784,000.04 and 313,467.57

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Solution

The fourth proportional to 568,116.36, 784,000.04 and 313,467.57 is: 432,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,116.36 : 784,000.04 = 313,467.57 : x
  2. Step 2: Convert to fraction form
    568,116.36/784,000.04 = 313,467.57/x
  3. Step 3: Cross multiply
    568,116.36x = 784,000.04 × 313,467.57
  4. Step 4: Simplify right side
    568,116.36x = 245,758,585,851.37
  5. Step 5: Solve for x
    x = 245,758,585,851.37/568,116.36
  6. Step 6: Final answer
    x = 432,584.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.