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Finding the Fourth Proportional to 1,260,551.93, 1,890,826.82 and 461,895.98

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Solution

The fourth proportional to 1,260,551.93, 1,890,826.82 and 461,895.98 is: 692,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,551.93 : 1,890,826.82 = 461,895.98 : x
  2. Step 2: Convert to fraction form
    1,260,551.93/1,890,826.82 = 461,895.98/x
  3. Step 3: Cross multiply
    1,260,551.93x = 1,890,826.82 × 461,895.98
  4. Step 4: Simplify right side
    1,260,551.93x = 873,365,304,724.70
  5. Step 5: Solve for x
    x = 873,365,304,724.70/1,260,551.93
  6. Step 6: Final answer
    x = 692,843.57

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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.