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Finding the Fourth Proportional to 701,862.74, 968,573.48 and 379,572.83

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Solution

The fourth proportional to 701,862.74, 968,573.48 and 379,572.83 is: 523,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,862.74 : 968,573.48 = 379,572.83 : x
  2. Step 2: Convert to fraction form
    701,862.74/968,573.48 = 379,572.83/x
  3. Step 3: Cross multiply
    701,862.74x = 968,573.48 × 379,572.83
  4. Step 4: Simplify right side
    701,862.74x = 367,644,176,866.55
  5. Step 5: Solve for x
    x = 367,644,176,866.55/701,862.74
  6. Step 6: Final answer
    x = 523,812.07

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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.