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Finding the Fourth Proportional to 568,545.23, 784,592.51 and 313,896.39

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Solution

The fourth proportional to 568,545.23, 784,592.51 and 313,896.39 is: 433,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,545.23 : 784,592.51 = 313,896.39 : x
  2. Step 2: Convert to fraction form
    568,545.23/784,592.51 = 313,896.39/x
  3. Step 3: Cross multiply
    568,545.23x = 784,592.51 × 313,896.39
  4. Step 4: Simplify right side
    568,545.23x = 246,280,754,940.56
  5. Step 5: Solve for x
    x = 246,280,754,940.56/568,545.23
  6. Step 6: Final answer
    x = 433,177.07

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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.