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Finding the Fourth Proportional to 1,834,154.89, 2,751,708.00 and 696,936.76

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Solution

The fourth proportional to 1,834,154.89, 2,751,708.00 and 696,936.76 is: 1,045,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,154.89 : 2,751,708.00 = 696,936.76 : x
  2. Step 2: Convert to fraction form
    1,834,154.89/2,751,708.00 = 696,936.76/x
  3. Step 3: Cross multiply
    1,834,154.89x = 2,751,708.00 × 696,936.76
  4. Step 4: Simplify right side
    1,834,154.89x = 1,917,766,453,720.32
  5. Step 5: Solve for x
    x = 1,917,766,453,720.32/1,834,154.89
  6. Step 6: Final answer
    x = 1,045,585.88

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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.