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Finding the Fourth Proportional to 1,749,669.19, 2,624,503.82 and 419,973.19

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Solution

The fourth proportional to 1,749,669.19, 2,624,503.82 and 419,973.19 is: 629,959.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,669.19 : 2,624,503.82 = 419,973.19 : x
  2. Step 2: Convert to fraction form
    1,749,669.19/2,624,503.82 = 419,973.19/x
  3. Step 3: Cross multiply
    1,749,669.19x = 2,624,503.82 × 419,973.19
  4. Step 4: Simplify right side
    1,749,669.19x = 1,102,221,232,791.46
  5. Step 5: Solve for x
    x = 1,102,221,232,791.46/1,749,669.19
  6. Step 6: Final answer
    x = 629,959.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.