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Finding the Fourth Proportional to 701,372.53, 967,248.37 and 442,800.28

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Solution

The fourth proportional to 701,372.53, 967,248.37 and 442,800.28 is: 610,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,372.53 : 967,248.37 = 442,800.28 : x
  2. Step 2: Convert to fraction form
    701,372.53/967,248.37 = 442,800.28/x
  3. Step 3: Cross multiply
    701,372.53x = 967,248.37 × 442,800.28
  4. Step 4: Simplify right side
    701,372.53x = 428,297,849,065.54
  5. Step 5: Solve for x
    x = 428,297,849,065.54/701,372.53
  6. Step 6: Final answer
    x = 610,656.72

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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.