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Finding the Fourth Proportional to 568,717.44, 784,823.76 and 314,063.52

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Solution

The fourth proportional to 568,717.44, 784,823.76 and 314,063.52 is: 433,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,717.44 : 784,823.76 = 314,063.52 : x
  2. Step 2: Convert to fraction form
    568,717.44/784,823.76 = 314,063.52/x
  3. Step 3: Cross multiply
    568,717.44x = 784,823.76 × 314,063.52
  4. Step 4: Simplify right side
    568,717.44x = 246,484,512,645.24
  5. Step 5: Solve for x
    x = 246,484,512,645.24/568,717.44
  6. Step 6: Final answer
    x = 433,404.17

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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.