Home / 851,840.70-1,276,594.65-694,376.70

Finding the Fourth Proportional to 851,840.70, 1,276,594.65 and 694,376.70

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Solution

The fourth proportional to 851,840.70, 1,276,594.65 and 694,376.70 is: 1,040,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,840.70 : 1,276,594.65 = 694,376.70 : x
  2. Step 2: Convert to fraction form
    851,840.70/1,276,594.65 = 694,376.70/x
  3. Step 3: Cross multiply
    851,840.70x = 1,276,594.65 × 694,376.70
  4. Step 4: Simplify right side
    851,840.70x = 886,437,580,304.66
  5. Step 5: Solve for x
    x = 886,437,580,304.66/851,840.70
  6. Step 6: Final answer
    x = 1,040,614.26

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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.