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Finding the Fourth Proportional to 441,973.70, 663,538.71 and 262,386.98

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Solution

The fourth proportional to 441,973.70, 663,538.71 and 262,386.98 is: 393,923.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,973.70 : 663,538.71 = 262,386.98 : x
  2. Step 2: Convert to fraction form
    441,973.70/663,538.71 = 262,386.98/x
  3. Step 3: Cross multiply
    441,973.70x = 663,538.71 × 262,386.98
  4. Step 4: Simplify right side
    441,973.70x = 174,103,918,230.00
  5. Step 5: Solve for x
    x = 174,103,918,230.00/441,973.70
  6. Step 6: Final answer
    x = 393,923.71

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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.