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Finding the Fourth Proportional to 1,733,266.71, 2,391,899.90 and 969,323.31

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Solution

The fourth proportional to 1,733,266.71, 2,391,899.90 and 969,323.31 is: 1,337,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,266.71 : 2,391,899.90 = 969,323.31 : x
  2. Step 2: Convert to fraction form
    1,733,266.71/2,391,899.90 = 969,323.31/x
  3. Step 3: Cross multiply
    1,733,266.71x = 2,391,899.90 × 969,323.31
  4. Step 4: Simplify right side
    1,733,266.71x = 2,318,524,323,410.05
  5. Step 5: Solve for x
    x = 2,318,524,323,410.05/1,733,266.71
  6. Step 6: Final answer
    x = 1,337,661.60

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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.