Home / 694,910.60-1,042,365.90-656,203.40

Finding the Fourth Proportional to 694,910.60, 1,042,365.90 and 656,203.40

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Solution

The fourth proportional to 694,910.60, 1,042,365.90 and 656,203.40 is: 984,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,910.60 : 1,042,365.90 = 656,203.40 : x
  2. Step 2: Convert to fraction form
    694,910.60/1,042,365.90 = 656,203.40/x
  3. Step 3: Cross multiply
    694,910.60x = 1,042,365.90 × 656,203.40
  4. Step 4: Simplify right side
    694,910.60x = 684,004,047,624.06
  5. Step 5: Solve for x
    x = 684,004,047,624.06/694,910.60
  6. Step 6: Final answer
    x = 984,305.10

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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.