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Finding the Fourth Proportional to 550,633.04, 825,774.64 and 374,273.36

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Solution

The fourth proportional to 550,633.04, 825,774.64 and 374,273.36 is: 561,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,633.04 : 825,774.64 = 374,273.36 : x
  2. Step 2: Convert to fraction form
    550,633.04/825,774.64 = 374,273.36/x
  3. Step 3: Cross multiply
    550,633.04x = 825,774.64 × 374,273.36
  4. Step 4: Simplify right side
    550,633.04x = 309,065,449,115.59
  5. Step 5: Solve for x
    x = 309,065,449,115.59/550,633.04
  6. Step 6: Final answer
    x = 561,291.14

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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.