Home / 754,942.50-1,041,827.94-415,418.04

Finding the Fourth Proportional to 754,942.50, 1,041,827.94 and 415,418.04

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Solution

The fourth proportional to 754,942.50, 1,041,827.94 and 415,418.04 is: 573,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,942.50 : 1,041,827.94 = 415,418.04 : x
  2. Step 2: Convert to fraction form
    754,942.50/1,041,827.94 = 415,418.04/x
  3. Step 3: Cross multiply
    754,942.50x = 1,041,827.94 × 415,418.04
  4. Step 4: Simplify right side
    754,942.50x = 432,794,120,852.04
  5. Step 5: Solve for x
    x = 432,794,120,852.04/754,942.50
  6. Step 6: Final answer
    x = 573,280.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.