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Finding the Fourth Proportional to 1,976,747.46, 2,965,305.87 and 556,801.26

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Solution

The fourth proportional to 1,976,747.46, 2,965,305.87 and 556,801.26 is: 835,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,747.46 : 2,965,305.87 = 556,801.26 : x
  2. Step 2: Convert to fraction form
    1,976,747.46/2,965,305.87 = 556,801.26/x
  3. Step 3: Cross multiply
    1,976,747.46x = 2,965,305.87 × 556,801.26
  4. Step 4: Simplify right side
    1,976,747.46x = 1,651,086,044,701.40
  5. Step 5: Solve for x
    x = 1,651,086,044,701.40/1,976,747.46
  6. Step 6: Final answer
    x = 835,253.91

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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.