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Finding the Fourth Proportional to 283,494.65, 425,231.33 and 70,263.27

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Solution

The fourth proportional to 283,494.65, 425,231.33 and 70,263.27 is: 105,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,494.65 : 425,231.33 = 70,263.27 : x
  2. Step 2: Convert to fraction form
    283,494.65/425,231.33 = 70,263.27/x
  3. Step 3: Cross multiply
    283,494.65x = 425,231.33 × 70,263.27
  4. Step 4: Simplify right side
    283,494.65x = 29,878,143,400.93
  5. Step 5: Solve for x
    x = 29,878,143,400.93/283,494.65
  6. Step 6: Final answer
    x = 105,392.27

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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.