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Finding the Fourth Proportional to 1,949,358.53, 2,923,600.38 and 937,963.98

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Solution

The fourth proportional to 1,949,358.53, 2,923,600.38 and 937,963.98 is: 1,406,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,358.53 : 2,923,600.38 = 937,963.98 : x
  2. Step 2: Convert to fraction form
    1,949,358.53/2,923,600.38 = 937,963.98/x
  3. Step 3: Cross multiply
    1,949,358.53x = 2,923,600.38 × 937,963.98
  4. Step 4: Simplify right side
    1,949,358.53x = 2,742,231,848,354.31
  5. Step 5: Solve for x
    x = 2,742,231,848,354.31/1,949,358.53
  6. Step 6: Final answer
    x = 1,406,735.50

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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.