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Finding the Fourth Proportional to 696,270.33, 960,766.92 and 424,239.39

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Solution

The fourth proportional to 696,270.33, 960,766.92 and 424,239.39 is: 585,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,270.33 : 960,766.92 = 424,239.39 : x
  2. Step 2: Convert to fraction form
    696,270.33/960,766.92 = 424,239.39/x
  3. Step 3: Cross multiply
    696,270.33x = 960,766.92 × 424,239.39
  4. Step 4: Simplify right side
    696,270.33x = 407,595,172,072.98
  5. Step 5: Solve for x
    x = 407,595,172,072.98/696,270.33
  6. Step 6: Final answer
    x = 585,397.88

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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.